Home / 117,252.36-175,877.10-28,505.80

Finding the Fourth Proportional to 117,252.36, 175,877.10 and 28,505.80

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Solution

The fourth proportional to 117,252.36, 175,877.10 and 28,505.80 is: 42,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,252.36 : 175,877.10 = 28,505.80 : x
  2. Step 2: Convert to fraction form
    117,252.36/175,877.10 = 28,505.80/x
  3. Step 3: Cross multiply
    117,252.36x = 175,877.10 × 28,505.80
  4. Step 4: Simplify right side
    117,252.36x = 5,013,517,437.18
  5. Step 5: Solve for x
    x = 5,013,517,437.18/117,252.36
  6. Step 6: Final answer
    x = 42,758.35

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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.