Home / 113,362.30-170,043.45-101,115.10

Finding the Fourth Proportional to 113,362.30, 170,043.45 and 101,115.10

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Solution

The fourth proportional to 113,362.30, 170,043.45 and 101,115.10 is: 151,672.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,362.30 : 170,043.45 = 101,115.10 : x
  2. Step 2: Convert to fraction form
    113,362.30/170,043.45 = 101,115.10/x
  3. Step 3: Cross multiply
    113,362.30x = 170,043.45 × 101,115.10
  4. Step 4: Simplify right side
    113,362.30x = 17,193,960,451.10
  5. Step 5: Solve for x
    x = 17,193,960,451.10/113,362.30
  6. Step 6: Final answer
    x = 151,672.65

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1.5x scale

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.