Home / 93,732.12-129,350.34-51,290.46

Finding the Fourth Proportional to 93,732.12, 129,350.34 and 51,290.46

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Solution

The fourth proportional to 93,732.12, 129,350.34 and 51,290.46 is: 70,780.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,732.12 : 129,350.34 = 51,290.46 : x
  2. Step 2: Convert to fraction form
    93,732.12/129,350.34 = 51,290.46/x
  3. Step 3: Cross multiply
    93,732.12x = 129,350.34 × 51,290.46
  4. Step 4: Simplify right side
    93,732.12x = 6,634,438,439.76
  5. Step 5: Solve for x
    x = 6,634,438,439.76/93,732.12
  6. Step 6: Final answer
    x = 70,780.84

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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.