Home / 133,545.40-200,447.70-67,060.60

Finding the Fourth Proportional to 133,545.40, 200,447.70 and 67,060.60

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Solution

The fourth proportional to 133,545.40, 200,447.70 and 67,060.60 is: 100,655.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,545.40 : 200,447.70 = 67,060.60 : x
  2. Step 2: Convert to fraction form
    133,545.40/200,447.70 = 67,060.60/x
  3. Step 3: Cross multiply
    133,545.40x = 200,447.70 × 67,060.60
  4. Step 4: Simplify right side
    133,545.40x = 13,442,143,030.62
  5. Step 5: Solve for x
    x = 13,442,143,030.62/133,545.40
  6. Step 6: Final answer
    x = 100,655.98

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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.