Home / 110,439.72-152,410.50-60,140.52

Finding the Fourth Proportional to 110,439.72, 152,410.50 and 60,140.52

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Solution

The fourth proportional to 110,439.72, 152,410.50 and 60,140.52 is: 82,995.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,439.72 : 152,410.50 = 60,140.52 : x
  2. Step 2: Convert to fraction form
    110,439.72/152,410.50 = 60,140.52/x
  3. Step 3: Cross multiply
    110,439.72x = 152,410.50 × 60,140.52
  4. Step 4: Simplify right side
    110,439.72x = 9,166,046,723.46
  5. Step 5: Solve for x
    x = 9,166,046,723.46/110,439.72
  6. Step 6: Final answer
    x = 82,995.93

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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.