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Finding the Fourth Proportional to 112,554.59, 155,323.46 and 62,253.59

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Solution

The fourth proportional to 112,554.59, 155,323.46 and 62,253.59 is: 85,908.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,554.59 : 155,323.46 = 62,253.59 : x
  2. Step 2: Convert to fraction form
    112,554.59/155,323.46 = 62,253.59/x
  3. Step 3: Cross multiply
    112,554.59x = 155,323.46 × 62,253.59
  4. Step 4: Simplify right side
    112,554.59x = 9,669,442,684.95
  5. Step 5: Solve for x
    x = 9,669,442,684.95/112,554.59
  6. Step 6: Final answer
    x = 85,908.91

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1.5x scale

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.