Home / 154,970.28-232,374.76-55,115.91

Finding the Fourth Proportional to 154,970.28, 232,374.76 and 55,115.91

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Solution

The fourth proportional to 154,970.28, 232,374.76 and 55,115.91 is: 82,645.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,970.28 : 232,374.76 = 55,115.91 : x
  2. Step 2: Convert to fraction form
    154,970.28/232,374.76 = 55,115.91/x
  3. Step 3: Cross multiply
    154,970.28x = 232,374.76 × 55,115.91
  4. Step 4: Simplify right side
    154,970.28x = 12,807,546,220.64
  5. Step 5: Solve for x
    x = 12,807,546,220.64/154,970.28
  6. Step 6: Final answer
    x = 82,645.18

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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.