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Finding the Fourth Proportional to 71,116.68, 98,159.94 and 44,243.94

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Solution

The fourth proportional to 71,116.68, 98,159.94 and 44,243.94 is: 61,068.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,116.68 : 98,159.94 = 44,243.94 : x
  2. Step 2: Convert to fraction form
    71,116.68/98,159.94 = 44,243.94/x
  3. Step 3: Cross multiply
    71,116.68x = 98,159.94 × 44,243.94
  4. Step 4: Simplify right side
    71,116.68x = 4,342,982,495.76
  5. Step 5: Solve for x
    x = 4,342,982,495.76/71,116.68
  6. Step 6: Final answer
    x = 61,068.41

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1.5x scale

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.