Home / 61,319.16-84,684.69-42,248.52

Finding the Fourth Proportional to 61,319.16, 84,684.69 and 42,248.52

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Solution

The fourth proportional to 61,319.16, 84,684.69 and 42,248.52 is: 58,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,319.16 : 84,684.69 = 42,248.52 : x
  2. Step 2: Convert to fraction form
    61,319.16/84,684.69 = 42,248.52/x
  3. Step 3: Cross multiply
    61,319.16x = 84,684.69 × 42,248.52
  4. Step 4: Simplify right side
    61,319.16x = 3,577,802,819.16
  5. Step 5: Solve for x
    x = 3,577,802,819.16/61,319.16
  6. Step 6: Final answer
    x = 58,347.22

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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.