Home / 113,442.30-169,990.65-95,816.70

Finding the Fourth Proportional to 113,442.30, 169,990.65 and 95,816.70

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Solution

The fourth proportional to 113,442.30, 169,990.65 and 95,816.70 is: 143,579.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,442.30 : 169,990.65 = 95,816.70 : x
  2. Step 2: Convert to fraction form
    113,442.30/169,990.65 = 95,816.70/x
  3. Step 3: Cross multiply
    113,442.30x = 169,990.65 × 95,816.70
  4. Step 4: Simplify right side
    113,442.30x = 16,287,943,113.86
  5. Step 5: Solve for x
    x = 16,287,943,113.86/113,442.30
  6. Step 6: Final answer
    x = 143,579.10

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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.