Home / 93,760.40-140,655.20-30,565.84

Finding the Fourth Proportional to 93,760.40, 140,655.20 and 30,565.84

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Solution

The fourth proportional to 93,760.40, 140,655.20 and 30,565.84 is: 45,853.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,760.40 : 140,655.20 = 30,565.84 : x
  2. Step 2: Convert to fraction form
    93,760.40/140,655.20 = 30,565.84/x
  3. Step 3: Cross multiply
    93,760.40x = 140,655.20 × 30,565.84
  4. Step 4: Simplify right side
    93,760.40x = 4,299,244,338.37
  5. Step 5: Solve for x
    x = 4,299,244,338.37/93,760.40
  6. Step 6: Final answer
    x = 45,853.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.