Home / 93,708.88-129,278.62-57,424.48

Finding the Fourth Proportional to 93,708.88, 129,278.62 and 57,424.48

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Solution

The fourth proportional to 93,708.88, 129,278.62 and 57,424.48 is: 79,221.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,708.88 : 129,278.62 = 57,424.48 : x
  2. Step 2: Convert to fraction form
    93,708.88/129,278.62 = 57,424.48/x
  3. Step 3: Cross multiply
    93,708.88x = 129,278.62 × 57,424.48
  4. Step 4: Simplify right side
    93,708.88x = 7,423,757,528.62
  5. Step 5: Solve for x
    x = 7,423,757,528.62/93,708.88
  6. Step 6: Final answer
    x = 79,221.49

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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.