Home / 83,187.18-114,796.62-45,461.70

Finding the Fourth Proportional to 83,187.18, 114,796.62 and 45,461.70

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Solution

The fourth proportional to 83,187.18, 114,796.62 and 45,461.70 is: 62,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,187.18 : 114,796.62 = 45,461.70 : x
  2. Step 2: Convert to fraction form
    83,187.18/114,796.62 = 45,461.70/x
  3. Step 3: Cross multiply
    83,187.18x = 114,796.62 × 45,461.70
  4. Step 4: Simplify right side
    83,187.18x = 5,218,849,499.45
  5. Step 5: Solve for x
    x = 5,218,849,499.45/83,187.18
  6. Step 6: Final answer
    x = 62,736.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.