Home / 99,304.16-148,909.32-36,080.22

Finding the Fourth Proportional to 99,304.16, 148,909.32 and 36,080.22

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Solution

The fourth proportional to 99,304.16, 148,909.32 and 36,080.22 is: 54,103.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,304.16 : 148,909.32 = 36,080.22 : x
  2. Step 2: Convert to fraction form
    99,304.16/148,909.32 = 36,080.22/x
  3. Step 3: Cross multiply
    99,304.16x = 148,909.32 × 36,080.22
  4. Step 4: Simplify right side
    99,304.16x = 5,372,681,025.65
  5. Step 5: Solve for x
    x = 5,372,681,025.65/99,304.16
  6. Step 6: Final answer
    x = 54,103.28

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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.