Home / 112,092.64-154,688.88-61,793.44

Finding the Fourth Proportional to 112,092.64, 154,688.88 and 61,793.44

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Solution

The fourth proportional to 112,092.64, 154,688.88 and 61,793.44 is: 85,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,092.64 : 154,688.88 = 61,793.44 : x
  2. Step 2: Convert to fraction form
    112,092.64/154,688.88 = 61,793.44/x
  3. Step 3: Cross multiply
    112,092.64x = 154,688.88 × 61,793.44
  4. Step 4: Simplify right side
    112,092.64x = 9,558,758,024.95
  5. Step 5: Solve for x
    x = 9,558,758,024.95/112,092.64
  6. Step 6: Final answer
    x = 85,275.52

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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.