Home / 130,291.16-195,530.18-55,463.85

Finding the Fourth Proportional to 130,291.16, 195,530.18 and 55,463.85

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Solution

The fourth proportional to 130,291.16, 195,530.18 and 55,463.85 is: 83,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,291.16 : 195,530.18 = 55,463.85 : x
  2. Step 2: Convert to fraction form
    130,291.16/195,530.18 = 55,463.85/x
  3. Step 3: Cross multiply
    130,291.16x = 195,530.18 × 55,463.85
  4. Step 4: Simplify right side
    130,291.16x = 10,844,856,296.67
  5. Step 5: Solve for x
    x = 10,844,856,296.67/130,291.16
  6. Step 6: Final answer
    x = 83,235.55

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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.