Home / 113,223.52-169,881.39-57,079.81

Finding the Fourth Proportional to 113,223.52, 169,881.39 and 57,079.81

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Solution

The fourth proportional to 113,223.52, 169,881.39 and 57,079.81 is: 85,642.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,223.52 : 169,881.39 = 57,079.81 : x
  2. Step 2: Convert to fraction form
    113,223.52/169,881.39 = 57,079.81/x
  3. Step 3: Cross multiply
    113,223.52x = 169,881.39 × 57,079.81
  4. Step 4: Simplify right side
    113,223.52x = 9,696,797,463.74
  5. Step 5: Solve for x
    x = 9,696,797,463.74/113,223.52
  6. Step 6: Final answer
    x = 85,642.96

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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.