Home / 95,554.80-143,332.20-90,962.10

Finding the Fourth Proportional to 95,554.80, 143,332.20 and 90,962.10

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Solution

The fourth proportional to 95,554.80, 143,332.20 and 90,962.10 is: 136,443.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,554.80 : 143,332.20 = 90,962.10 : x
  2. Step 2: Convert to fraction form
    95,554.80/143,332.20 = 90,962.10/x
  3. Step 3: Cross multiply
    95,554.80x = 143,332.20 × 90,962.10
  4. Step 4: Simplify right side
    95,554.80x = 13,037,797,909.62
  5. Step 5: Solve for x
    x = 13,037,797,909.62/95,554.80
  6. Step 6: Final answer
    x = 136,443.15

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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.