Home / 147,432.40-220,824.44-121,841.88

Finding the Fourth Proportional to 147,432.40, 220,824.44 and 121,841.88

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Solution

The fourth proportional to 147,432.40, 220,824.44 and 121,841.88 is: 182,494.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,432.40 : 220,824.44 = 121,841.88 : x
  2. Step 2: Convert to fraction form
    147,432.40/220,824.44 = 121,841.88/x
  3. Step 3: Cross multiply
    147,432.40x = 220,824.44 × 121,841.88
  4. Step 4: Simplify right side
    147,432.40x = 26,905,664,919.55
  5. Step 5: Solve for x
    x = 26,905,664,919.55/147,432.40
  6. Step 6: Final answer
    x = 182,494.93

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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.