Home / 55,770.68-83,656.14-39,204.74

Finding the Fourth Proportional to 55,770.68, 83,656.14 and 39,204.74

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Solution

The fourth proportional to 55,770.68, 83,656.14 and 39,204.74 is: 58,807.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,770.68 : 83,656.14 = 39,204.74 : x
  2. Step 2: Convert to fraction form
    55,770.68/83,656.14 = 39,204.74/x
  3. Step 3: Cross multiply
    55,770.68x = 83,656.14 × 39,204.74
  4. Step 4: Simplify right side
    55,770.68x = 3,279,717,218.10
  5. Step 5: Solve for x
    x = 3,279,717,218.10/55,770.68
  6. Step 6: Final answer
    x = 58,807.19

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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.