Home / 61,392.46-92,132.40-28,091.74

Finding the Fourth Proportional to 61,392.46, 92,132.40 and 28,091.74

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Solution

The fourth proportional to 61,392.46, 92,132.40 and 28,091.74 is: 42,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,392.46 : 92,132.40 = 28,091.74 : x
  2. Step 2: Convert to fraction form
    61,392.46/92,132.40 = 28,091.74/x
  3. Step 3: Cross multiply
    61,392.46x = 92,132.40 × 28,091.74
  4. Step 4: Simplify right side
    61,392.46x = 2,588,159,426.38
  5. Step 5: Solve for x
    x = 2,588,159,426.38/61,392.46
  6. Step 6: Final answer
    x = 42,157.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.