Home / 133,777.25-200,663.57-45,030.74

Finding the Fourth Proportional to 133,777.25, 200,663.57 and 45,030.74

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Solution

The fourth proportional to 133,777.25, 200,663.57 and 45,030.74 is: 67,545.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,777.25 : 200,663.57 = 45,030.74 : x
  2. Step 2: Convert to fraction form
    133,777.25/200,663.57 = 45,030.74/x
  3. Step 3: Cross multiply
    133,777.25x = 200,663.57 × 45,030.74
  4. Step 4: Simplify right side
    133,777.25x = 9,036,029,662.38
  5. Step 5: Solve for x
    x = 9,036,029,662.38/133,777.25
  6. Step 6: Final answer
    x = 67,545.34

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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.