Home / 265,238.65-397,618.03-96,719.55

Finding the Fourth Proportional to 265,238.65, 397,618.03 and 96,719.55

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Solution

The fourth proportional to 265,238.65, 397,618.03 and 96,719.55 is: 144,991.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,238.65 : 397,618.03 = 96,719.55 : x
  2. Step 2: Convert to fraction form
    265,238.65/397,618.03 = 96,719.55/x
  3. Step 3: Cross multiply
    265,238.65x = 397,618.03 × 96,719.55
  4. Step 4: Simplify right side
    265,238.65x = 38,457,438,364.10
  5. Step 5: Solve for x
    x = 38,457,438,364.10/265,238.65
  6. Step 6: Final answer
    x = 144,991.83

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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.