Home / 146,423.13-219,635.36-71,549.16

Finding the Fourth Proportional to 146,423.13, 219,635.36 and 71,549.16

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Solution

The fourth proportional to 146,423.13, 219,635.36 and 71,549.16 is: 107,324.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,423.13 : 219,635.36 = 71,549.16 : x
  2. Step 2: Convert to fraction form
    146,423.13/219,635.36 = 71,549.16/x
  3. Step 3: Cross multiply
    146,423.13x = 219,635.36 × 71,549.16
  4. Step 4: Simplify right side
    146,423.13x = 15,714,725,156.55
  5. Step 5: Solve for x
    x = 15,714,725,156.55/146,423.13
  6. Step 6: Final answer
    x = 107,324.06

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1.5x scale

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.