Home / 117,711.02-176,571.16-61,512.95

Finding the Fourth Proportional to 117,711.02, 176,571.16 and 61,512.95

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Solution

The fourth proportional to 117,711.02, 176,571.16 and 61,512.95 is: 92,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,711.02 : 176,571.16 = 61,512.95 : x
  2. Step 2: Convert to fraction form
    117,711.02/176,571.16 = 61,512.95/x
  3. Step 3: Cross multiply
    117,711.02x = 176,571.16 × 61,512.95
  4. Step 4: Simplify right side
    117,711.02x = 10,861,413,224.17
  5. Step 5: Solve for x
    x = 10,861,413,224.17/117,711.02
  6. Step 6: Final answer
    x = 92,271.85

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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.