Home / 265,248.07-397,876.29-147,666.76

Finding the Fourth Proportional to 265,248.07, 397,876.29 and 147,666.76

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Solution

The fourth proportional to 265,248.07, 397,876.29 and 147,666.76 is: 221,502.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,248.07 : 397,876.29 = 147,666.76 : x
  2. Step 2: Convert to fraction form
    265,248.07/397,876.29 = 147,666.76/x
  3. Step 3: Cross multiply
    265,248.07x = 397,876.29 × 147,666.76
  4. Step 4: Simplify right side
    265,248.07x = 58,753,102,625.12
  5. Step 5: Solve for x
    x = 58,753,102,625.12/265,248.07
  6. Step 6: Final answer
    x = 221,502.47

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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.