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Finding the Fourth Proportional to 83,653.02, 125,479.71 and 58,804.11

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Solution

The fourth proportional to 83,653.02, 125,479.71 and 58,804.11 is: 88,206.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,653.02 : 125,479.71 = 58,804.11 : x
  2. Step 2: Convert to fraction form
    83,653.02/125,479.71 = 58,804.11/x
  3. Step 3: Cross multiply
    83,653.02x = 125,479.71 × 58,804.11
  4. Step 4: Simplify right side
    83,653.02x = 7,378,722,669.61
  5. Step 5: Solve for x
    x = 7,378,722,669.61/83,653.02
  6. Step 6: Final answer
    x = 88,206.29

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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.