Home / 265,238.06-397,861.29-147,656.75

Finding the Fourth Proportional to 265,238.06, 397,861.29 and 147,656.75

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Solution

The fourth proportional to 265,238.06, 397,861.29 and 147,656.75 is: 221,487.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,238.06 : 397,861.29 = 147,656.75 : x
  2. Step 2: Convert to fraction form
    265,238.06/397,861.29 = 147,656.75/x
  3. Step 3: Cross multiply
    265,238.06x = 397,861.29 × 147,656.75
  4. Step 4: Simplify right side
    265,238.06x = 58,746,903,042.90
  5. Step 5: Solve for x
    x = 58,746,903,042.90/265,238.06
  6. Step 6: Final answer
    x = 221,487.46

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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.