Home / 147,575.52-220,212.30-131,671.26

Finding the Fourth Proportional to 147,575.52, 220,212.30 and 131,671.26

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Solution

The fourth proportional to 147,575.52, 220,212.30 and 131,671.26 is: 196,479.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,575.52 : 220,212.30 = 131,671.26 : x
  2. Step 2: Convert to fraction form
    147,575.52/220,212.30 = 131,671.26/x
  3. Step 3: Cross multiply
    147,575.52x = 220,212.30 × 131,671.26
  4. Step 4: Simplify right side
    147,575.52x = 28,995,631,008.50
  5. Step 5: Solve for x
    x = 28,995,631,008.50/147,575.52
  6. Step 6: Final answer
    x = 196,479.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.