Home / 93,660.13-129,252-51,217.75

Finding the Fourth Proportional to 93,660.13, 129,252 and 51,217.75

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Solution

The fourth proportional to 93,660.13, 129,252 and 51,217.75 is: 70,681.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,660.13 : 129,252 = 51,217.75 : x
  2. Step 2: Convert to fraction form
    93,660.13/129,252 = 51,217.75/x
  3. Step 3: Cross multiply
    93,660.13x = 129,252 × 51,217.75
  4. Step 4: Simplify right side
    93,660.13x = 6,619,996,623
  5. Step 5: Solve for x
    x = 6,619,996,623/93,660.13
  6. Step 6: Final answer
    x = 70,681.05

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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.