Home / 91,622.90-137,415.15-44,909.30

Finding the Fourth Proportional to 91,622.90, 137,415.15 and 44,909.30

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Solution

The fourth proportional to 91,622.90, 137,415.15 and 44,909.30 is: 67,354.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,622.90 : 137,415.15 = 44,909.30 : x
  2. Step 2: Convert to fraction form
    91,622.90/137,415.15 = 44,909.30/x
  3. Step 3: Cross multiply
    91,622.90x = 137,415.15 × 44,909.30
  4. Step 4: Simplify right side
    91,622.90x = 6,171,218,195.90
  5. Step 5: Solve for x
    x = 6,171,218,195.90/91,622.90
  6. Step 6: Final answer
    x = 67,354.54

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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.