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Finding the Fourth Proportional to 71,584.59, 98,754.35 and 46,081.82

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Solution

The fourth proportional to 71,584.59, 98,754.35 and 46,081.82 is: 63,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,584.59 : 98,754.35 = 46,081.82 : x
  2. Step 2: Convert to fraction form
    71,584.59/98,754.35 = 46,081.82/x
  3. Step 3: Cross multiply
    71,584.59x = 98,754.35 × 46,081.82
  4. Step 4: Simplify right side
    71,584.59x = 4,550,779,456.74
  5. Step 5: Solve for x
    x = 4,550,779,456.74/71,584.59
  6. Step 6: Final answer
    x = 63,572.05

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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.