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Finding the Fourth Proportional to 71,510.29, 98,643.19 and 44,606.08

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Solution

The fourth proportional to 71,510.29, 98,643.19 and 44,606.08 is: 61,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,510.29 : 98,643.19 = 44,606.08 : x
  2. Step 2: Convert to fraction form
    71,510.29/98,643.19 = 44,606.08/x
  3. Step 3: Cross multiply
    71,510.29x = 98,643.19 × 44,606.08
  4. Step 4: Simplify right side
    71,510.29x = 4,400,085,308.35
  5. Step 5: Solve for x
    x = 4,400,085,308.35/71,510.29
  6. Step 6: Final answer
    x = 61,530.80

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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.