Home / 225,001.40-310,580.06-129,546.14

Finding the Fourth Proportional to 225,001.40, 310,580.06 and 129,546.14

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Solution

The fourth proportional to 225,001.40, 310,580.06 and 129,546.14 is: 178,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,001.40 : 310,580.06 = 129,546.14 : x
  2. Step 2: Convert to fraction form
    225,001.40/310,580.06 = 129,546.14/x
  3. Step 3: Cross multiply
    225,001.40x = 310,580.06 × 129,546.14
  4. Step 4: Simplify right side
    225,001.40x = 40,234,445,733.34
  5. Step 5: Solve for x
    x = 40,234,445,733.34/225,001.40
  6. Step 6: Final answer
    x = 178,818.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.