Home / 113,859.60-170,789.40-101,065.65

Finding the Fourth Proportional to 113,859.60, 170,789.40 and 101,065.65

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Solution

The fourth proportional to 113,859.60, 170,789.40 and 101,065.65 is: 151,598.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,859.60 : 170,789.40 = 101,065.65 : x
  2. Step 2: Convert to fraction form
    113,859.60/170,789.40 = 101,065.65/x
  3. Step 3: Cross multiply
    113,859.60x = 170,789.40 × 101,065.65
  4. Step 4: Simplify right side
    113,859.60x = 17,260,941,724.11
  5. Step 5: Solve for x
    x = 17,260,941,724.11/113,859.60
  6. Step 6: Final answer
    x = 151,598.48

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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.