Home / 154,968.92-232,422.74-42,620.13

Finding the Fourth Proportional to 154,968.92, 232,422.74 and 42,620.13

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Solution

The fourth proportional to 154,968.92, 232,422.74 and 42,620.13 is: 63,921.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,968.92 : 232,422.74 = 42,620.13 : x
  2. Step 2: Convert to fraction form
    154,968.92/232,422.74 = 42,620.13/x
  3. Step 3: Cross multiply
    154,968.92x = 232,422.74 × 42,620.13
  4. Step 4: Simplify right side
    154,968.92x = 9,905,887,180.66
  5. Step 5: Solve for x
    x = 9,905,887,180.66/154,968.92
  6. Step 6: Final answer
    x = 63,921.77

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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.