Home / 134,181.75-185,166.90-73,752.42

Finding the Fourth Proportional to 134,181.75, 185,166.90 and 73,752.42

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Solution

The fourth proportional to 134,181.75, 185,166.90 and 73,752.42 is: 101,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,181.75 : 185,166.90 = 73,752.42 : x
  2. Step 2: Convert to fraction form
    134,181.75/185,166.90 = 73,752.42/x
  3. Step 3: Cross multiply
    134,181.75x = 185,166.90 × 73,752.42
  4. Step 4: Simplify right side
    134,181.75x = 13,656,506,978.90
  5. Step 5: Solve for x
    x = 13,656,506,978.90/134,181.75
  6. Step 6: Final answer
    x = 101,776.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.