Home / 121,622.50-182,387.28-58,424.58

Finding the Fourth Proportional to 121,622.50, 182,387.28 and 58,424.58

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Solution

The fourth proportional to 121,622.50, 182,387.28 and 58,424.58 is: 87,614.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,622.50 : 182,387.28 = 58,424.58 : x
  2. Step 2: Convert to fraction form
    121,622.50/182,387.28 = 58,424.58/x
  3. Step 3: Cross multiply
    121,622.50x = 182,387.28 × 58,424.58
  4. Step 4: Simplify right side
    121,622.50x = 10,655,900,231.34
  5. Step 5: Solve for x
    x = 10,655,900,231.34/121,622.50
  6. Step 6: Final answer
    x = 87,614.55

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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.