Home / 154,273.95-231,497.33-65,512.35

Finding the Fourth Proportional to 154,273.95, 231,497.33 and 65,512.35

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Solution

The fourth proportional to 154,273.95, 231,497.33 and 65,512.35 is: 98,305.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,273.95 : 231,497.33 = 65,512.35 : x
  2. Step 2: Convert to fraction form
    154,273.95/231,497.33 = 65,512.35/x
  3. Step 3: Cross multiply
    154,273.95x = 231,497.33 × 65,512.35
  4. Step 4: Simplify right side
    154,273.95x = 15,165,933,779.46
  5. Step 5: Solve for x
    x = 15,165,933,779.46/154,273.95
  6. Step 6: Final answer
    x = 98,305.21

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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.