Home / 97,158.48-145,699.54-47,223.96

Finding the Fourth Proportional to 97,158.48, 145,699.54 and 47,223.96

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Solution

The fourth proportional to 97,158.48, 145,699.54 and 47,223.96 is: 70,817.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,158.48 : 145,699.54 = 47,223.96 : x
  2. Step 2: Convert to fraction form
    97,158.48/145,699.54 = 47,223.96/x
  3. Step 3: Cross multiply
    97,158.48x = 145,699.54 × 47,223.96
  4. Step 4: Simplify right side
    97,158.48x = 6,880,509,248.98
  5. Step 5: Solve for x
    x = 6,880,509,248.98/97,158.48
  6. Step 6: Final answer
    x = 70,817.38

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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.