Home / 93,708.72-129,374.28-57,946.68

Finding the Fourth Proportional to 93,708.72, 129,374.28 and 57,946.68

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Solution

The fourth proportional to 93,708.72, 129,374.28 and 57,946.68 is: 80,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,708.72 : 129,374.28 = 57,946.68 : x
  2. Step 2: Convert to fraction form
    93,708.72/129,374.28 = 57,946.68/x
  3. Step 3: Cross multiply
    93,708.72x = 129,374.28 × 57,946.68
  4. Step 4: Simplify right side
    93,708.72x = 7,496,810,003.39
  5. Step 5: Solve for x
    x = 7,496,810,003.39/93,708.72
  6. Step 6: Final answer
    x = 80,001.20

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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.