Home / 113,983.17-170,882.47-47,473.08

Finding the Fourth Proportional to 113,983.17, 170,882.47 and 47,473.08

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Solution

The fourth proportional to 113,983.17, 170,882.47 and 47,473.08 is: 71,171.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,983.17 : 170,882.47 = 47,473.08 : x
  2. Step 2: Convert to fraction form
    113,983.17/170,882.47 = 47,473.08/x
  3. Step 3: Cross multiply
    113,983.17x = 170,882.47 × 47,473.08
  4. Step 4: Simplify right side
    113,983.17x = 8,112,316,934.53
  5. Step 5: Solve for x
    x = 8,112,316,934.53/113,983.17
  6. Step 6: Final answer
    x = 71,171.18

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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.