Home / 112,024.47-154,597.26-64,286.55

Finding the Fourth Proportional to 112,024.47, 154,597.26 and 64,286.55

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Solution

The fourth proportional to 112,024.47, 154,597.26 and 64,286.55 is: 88,717.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,024.47 : 154,597.26 = 64,286.55 : x
  2. Step 2: Convert to fraction form
    112,024.47/154,597.26 = 64,286.55/x
  3. Step 3: Cross multiply
    112,024.47x = 154,597.26 × 64,286.55
  4. Step 4: Simplify right side
    112,024.47x = 9,938,523,872.58
  5. Step 5: Solve for x
    x = 9,938,523,872.58/112,024.47
  6. Step 6: Final answer
    x = 88,717.44

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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.