Home / 156,584.75-234,876.49-56,721.57

Finding the Fourth Proportional to 156,584.75, 234,876.49 and 56,721.57

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Solution

The fourth proportional to 156,584.75, 234,876.49 and 56,721.57 is: 85,082.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,584.75 : 234,876.49 = 56,721.57 : x
  2. Step 2: Convert to fraction form
    156,584.75/234,876.49 = 56,721.57/x
  3. Step 3: Cross multiply
    156,584.75x = 234,876.49 × 56,721.57
  4. Step 4: Simplify right side
    156,584.75x = 13,322,563,268.89
  5. Step 5: Solve for x
    x = 13,322,563,268.89/156,584.75
  6. Step 6: Final answer
    x = 85,082.12

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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.