Home / 152,763.92-229,088.28-90,452.24

Finding the Fourth Proportional to 152,763.92, 229,088.28 and 90,452.24

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Solution

The fourth proportional to 152,763.92, 229,088.28 and 90,452.24 is: 135,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,763.92 : 229,088.28 = 90,452.24 : x
  2. Step 2: Convert to fraction form
    152,763.92/229,088.28 = 90,452.24/x
  3. Step 3: Cross multiply
    152,763.92x = 229,088.28 × 90,452.24
  4. Step 4: Simplify right side
    152,763.92x = 20,721,548,083.75
  5. Step 5: Solve for x
    x = 20,721,548,083.75/152,763.92
  6. Step 6: Final answer
    x = 135,644.25

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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.