Home / 195,437.20-293,117.40-64,109.20

Finding the Fourth Proportional to 195,437.20, 293,117.40 and 64,109.20

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Solution

The fourth proportional to 195,437.20, 293,117.40 and 64,109.20 is: 96,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,437.20 : 293,117.40 = 64,109.20 : x
  2. Step 2: Convert to fraction form
    195,437.20/293,117.40 = 64,109.20/x
  3. Step 3: Cross multiply
    195,437.20x = 293,117.40 × 64,109.20
  4. Step 4: Simplify right side
    195,437.20x = 18,791,522,020.08
  5. Step 5: Solve for x
    x = 18,791,522,020.08/195,437.20
  6. Step 6: Final answer
    x = 96,151.20

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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.