Home / 103,549,114.90-155,323,672.35-97,166,574.10

Finding the Fourth Proportional to 103,549,114.90, 155,323,672.35 and 97,166,574.10

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Solution

The fourth proportional to 103,549,114.90, 155,323,672.35 and 97,166,574.10 is: 145,749,861.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,549,114.90 : 155,323,672.35 = 97,166,574.10 : x
  2. Step 2: Convert to fraction form
    103,549,114.90/155,323,672.35 = 97,166,574.10/x
  3. Step 3: Cross multiply
    103,549,114.90x = 155,323,672.35 × 97,166,574.10
  4. Step 4: Simplify right side
    103,549,114.90x = 15,092,269,118,880,394
  5. Step 5: Solve for x
    x = 15,092,269,118,880,394/103,549,114.90
  6. Step 6: Final answer
    x = 145,749,861.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.