Home / 110,281.20-165,345.18-60,384.78

Finding the Fourth Proportional to 110,281.20, 165,345.18 and 60,384.78

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Solution

The fourth proportional to 110,281.20, 165,345.18 and 60,384.78 is: 90,535.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,281.20 : 165,345.18 = 60,384.78 : x
  2. Step 2: Convert to fraction form
    110,281.20/165,345.18 = 60,384.78/x
  3. Step 3: Cross multiply
    110,281.20x = 165,345.18 × 60,384.78
  4. Step 4: Simplify right side
    110,281.20x = 9,984,332,318.36
  5. Step 5: Solve for x
    x = 9,984,332,318.36/110,281.20
  6. Step 6: Final answer
    x = 90,535.22

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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.