Home / 90,776.42-136,163.93-24,221.90

Finding the Fourth Proportional to 90,776.42, 136,163.93 and 24,221.90

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Solution

The fourth proportional to 90,776.42, 136,163.93 and 24,221.90 is: 36,332.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,776.42 : 136,163.93 = 24,221.90 : x
  2. Step 2: Convert to fraction form
    90,776.42/136,163.93 = 24,221.90/x
  3. Step 3: Cross multiply
    90,776.42x = 136,163.93 × 24,221.90
  4. Step 4: Simplify right side
    90,776.42x = 3,298,148,294.14
  5. Step 5: Solve for x
    x = 3,298,148,294.14/90,776.42
  6. Step 6: Final answer
    x = 36,332.66

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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.