Home / 110,280.71-165,437.46-51,122.36

Finding the Fourth Proportional to 110,280.71, 165,437.46 and 51,122.36

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Solution

The fourth proportional to 110,280.71, 165,437.46 and 51,122.36 is: 76,691.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,280.71 : 165,437.46 = 51,122.36 : x
  2. Step 2: Convert to fraction form
    110,280.71/165,437.46 = 51,122.36/x
  3. Step 3: Cross multiply
    110,280.71x = 165,437.46 × 51,122.36
  4. Step 4: Simplify right side
    110,280.71x = 8,457,553,387.61
  5. Step 5: Solve for x
    x = 8,457,553,387.61/110,280.71
  6. Step 6: Final answer
    x = 76,691.14

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1.5x scale

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.