Home / 112,925.72-155,836.43-61,937.41

Finding the Fourth Proportional to 112,925.72, 155,836.43 and 61,937.41

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Solution

The fourth proportional to 112,925.72, 155,836.43 and 61,937.41 is: 85,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,925.72 : 155,836.43 = 61,937.41 : x
  2. Step 2: Convert to fraction form
    112,925.72/155,836.43 = 61,937.41/x
  3. Step 3: Cross multiply
    112,925.72x = 155,836.43 × 61,937.41
  4. Step 4: Simplify right side
    112,925.72x = 9,652,104,158.57
  5. Step 5: Solve for x
    x = 9,652,104,158.57/112,925.72
  6. Step 6: Final answer
    x = 85,473.04

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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.