Home / 112,573.18-155,348.85-62,272.18

Finding the Fourth Proportional to 112,573.18, 155,348.85 and 62,272.18

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Solution

The fourth proportional to 112,573.18, 155,348.85 and 62,272.18 is: 85,934.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,573.18 : 155,348.85 = 62,272.18 : x
  2. Step 2: Convert to fraction form
    112,573.18/155,348.85 = 62,272.18/x
  3. Step 3: Cross multiply
    112,573.18x = 155,348.85 × 62,272.18
  4. Step 4: Simplify right side
    112,573.18x = 9,673,911,549.99
  5. Step 5: Solve for x
    x = 9,673,911,549.99/112,573.18
  6. Step 6: Final answer
    x = 85,934.43

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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.