Home / 61,090.28-84,306.66-58,290.92

Finding the Fourth Proportional to 61,090.28, 84,306.66 and 58,290.92

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Solution

The fourth proportional to 61,090.28, 84,306.66 and 58,290.92 is: 80,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,090.28 : 84,306.66 = 58,290.92 : x
  2. Step 2: Convert to fraction form
    61,090.28/84,306.66 = 58,290.92/x
  3. Step 3: Cross multiply
    61,090.28x = 84,306.66 × 58,290.92
  4. Step 4: Simplify right side
    61,090.28x = 4,914,312,773.53
  5. Step 5: Solve for x
    x = 4,914,312,773.53/61,090.28
  6. Step 6: Final answer
    x = 80,443.45

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1.5x scale

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.