Home / 93,781.24-129,419.44-52,947.69

Finding the Fourth Proportional to 93,781.24, 129,419.44 and 52,947.69

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Solution

The fourth proportional to 93,781.24, 129,419.44 and 52,947.69 is: 73,068.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,781.24 : 129,419.44 = 52,947.69 : x
  2. Step 2: Convert to fraction form
    93,781.24/129,419.44 = 52,947.69/x
  3. Step 3: Cross multiply
    93,781.24x = 129,419.44 × 52,947.69
  4. Step 4: Simplify right side
    93,781.24x = 6,852,459,771.40
  5. Step 5: Solve for x
    x = 6,852,459,771.40/93,781.24
  6. Step 6: Final answer
    x = 73,068.56

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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.