Home / 138,937.53-208,423.96-44,133.89

Finding the Fourth Proportional to 138,937.53, 208,423.96 and 44,133.89

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Solution

The fourth proportional to 138,937.53, 208,423.96 and 44,133.89 is: 66,206.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,937.53 : 208,423.96 = 44,133.89 : x
  2. Step 2: Convert to fraction form
    138,937.53/208,423.96 = 44,133.89/x
  3. Step 3: Cross multiply
    138,937.53x = 208,423.96 × 44,133.89
  4. Step 4: Simplify right side
    138,937.53x = 9,198,559,903.33
  5. Step 5: Solve for x
    x = 9,198,559,903.33/138,937.53
  6. Step 6: Final answer
    x = 66,206.45

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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.