Home / 137,029.22-205,562.79-42,266.85

Finding the Fourth Proportional to 137,029.22, 205,562.79 and 42,266.85

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Solution

The fourth proportional to 137,029.22, 205,562.79 and 42,266.85 is: 63,406.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,029.22 : 205,562.79 = 42,266.85 : x
  2. Step 2: Convert to fraction form
    137,029.22/205,562.79 = 42,266.85/x
  3. Step 3: Cross multiply
    137,029.22x = 205,562.79 × 42,266.85
  4. Step 4: Simplify right side
    137,029.22x = 8,688,491,855.46
  5. Step 5: Solve for x
    x = 8,688,491,855.46/137,029.22
  6. Step 6: Final answer
    x = 63,406.13

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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.