Home / 154,733.19-232,074.87-42,387.15

Finding the Fourth Proportional to 154,733.19, 232,074.87 and 42,387.15

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Solution

The fourth proportional to 154,733.19, 232,074.87 and 42,387.15 is: 63,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,733.19 : 232,074.87 = 42,387.15 : x
  2. Step 2: Convert to fraction form
    154,733.19/232,074.87 = 42,387.15/x
  3. Step 3: Cross multiply
    154,733.19x = 232,074.87 × 42,387.15
  4. Step 4: Simplify right side
    154,733.19x = 9,836,992,325.92
  5. Step 5: Solve for x
    x = 9,836,992,325.92/154,733.19
  6. Step 6: Final answer
    x = 63,573.90

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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.