Home / 130,079.18-195,118.79-36,584.93

Finding the Fourth Proportional to 130,079.18, 195,118.79 and 36,584.93

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Solution

The fourth proportional to 130,079.18, 195,118.79 and 36,584.93 is: 54,877.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,079.18 : 195,118.79 = 36,584.93 : x
  2. Step 2: Convert to fraction form
    130,079.18/195,118.79 = 36,584.93/x
  3. Step 3: Cross multiply
    130,079.18x = 195,118.79 × 36,584.93
  4. Step 4: Simplify right side
    130,079.18x = 7,138,406,115.32
  5. Step 5: Solve for x
    x = 7,138,406,115.32/130,079.18
  6. Step 6: Final answer
    x = 54,877.39

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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.