Home / 112,752.41-155,596.35-61,766.15

Finding the Fourth Proportional to 112,752.41, 155,596.35 and 61,766.15

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Solution

The fourth proportional to 112,752.41, 155,596.35 and 61,766.15 is: 85,236.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,752.41 : 155,596.35 = 61,766.15 : x
  2. Step 2: Convert to fraction form
    112,752.41/155,596.35 = 61,766.15/x
  3. Step 3: Cross multiply
    112,752.41x = 155,596.35 × 61,766.15
  4. Step 4: Simplify right side
    112,752.41x = 9,610,587,493.55
  5. Step 5: Solve for x
    x = 9,610,587,493.55/112,752.41
  6. Step 6: Final answer
    x = 85,236.20

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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.