Home / 112,082.20-154,672.40-61,094.92

Finding the Fourth Proportional to 112,082.20, 154,672.40 and 61,094.92

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Solution

The fourth proportional to 112,082.20, 154,672.40 and 61,094.92 is: 84,310.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,082.20 : 154,672.40 = 61,094.92 : x
  2. Step 2: Convert to fraction form
    112,082.20/154,672.40 = 61,094.92/x
  3. Step 3: Cross multiply
    112,082.20x = 154,672.40 × 61,094.92
  4. Step 4: Simplify right side
    112,082.20x = 9,449,697,904.21
  5. Step 5: Solve for x
    x = 9,449,697,904.21/112,082.20
  6. Step 6: Final answer
    x = 84,310.42

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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.