Home / 93,721.68-129,335.63-50,701.16

Finding the Fourth Proportional to 93,721.68, 129,335.63 and 50,701.16

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Solution

The fourth proportional to 93,721.68, 129,335.63 and 50,701.16 is: 69,967.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,721.68 : 129,335.63 = 50,701.16 : x
  2. Step 2: Convert to fraction form
    93,721.68/129,335.63 = 50,701.16/x
  3. Step 3: Cross multiply
    93,721.68x = 129,335.63 × 50,701.16
  4. Step 4: Simplify right side
    93,721.68x = 6,557,465,570.15
  5. Step 5: Solve for x
    x = 6,557,465,570.15/93,721.68
  6. Step 6: Final answer
    x = 69,967.44

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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.