Home / 61,034.10-84,217.32-34,177.74

Finding the Fourth Proportional to 61,034.10, 84,217.32 and 34,177.74

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Solution

The fourth proportional to 61,034.10, 84,217.32 and 34,177.74 is: 47,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,034.10 : 84,217.32 = 34,177.74 : x
  2. Step 2: Convert to fraction form
    61,034.10/84,217.32 = 34,177.74/x
  3. Step 3: Cross multiply
    61,034.10x = 84,217.32 × 34,177.74
  4. Step 4: Simplify right side
    61,034.10x = 2,878,357,666.46
  5. Step 5: Solve for x
    x = 2,878,357,666.46/61,034.10
  6. Step 6: Final answer
    x = 47,159.83

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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.