Home / 112,052.68-154,625.70-61,752.04

Finding the Fourth Proportional to 112,052.68, 154,625.70 and 61,752.04

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Solution

The fourth proportional to 112,052.68, 154,625.70 and 61,752.04 is: 85,213.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,052.68 : 154,625.70 = 61,752.04 : x
  2. Step 2: Convert to fraction form
    112,052.68/154,625.70 = 61,752.04/x
  3. Step 3: Cross multiply
    112,052.68x = 154,625.70 × 61,752.04
  4. Step 4: Simplify right side
    112,052.68x = 9,548,452,411.43
  5. Step 5: Solve for x
    x = 9,548,452,411.43/112,052.68
  6. Step 6: Final answer
    x = 85,213.96

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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.