Home / 138,846.47-208,226.55-50,088.38

Finding the Fourth Proportional to 138,846.47, 208,226.55 and 50,088.38

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Solution

The fourth proportional to 138,846.47, 208,226.55 and 50,088.38 is: 75,117.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,846.47 : 208,226.55 = 50,088.38 : x
  2. Step 2: Convert to fraction form
    138,846.47/208,226.55 = 50,088.38/x
  3. Step 3: Cross multiply
    138,846.47x = 208,226.55 × 50,088.38
  4. Step 4: Simplify right side
    138,846.47x = 10,429,730,562.49
  5. Step 5: Solve for x
    x = 10,429,730,562.49/138,846.47
  6. Step 6: Final answer
    x = 75,117.00

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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.