Home / 130,944.42-196,514.45-88,724.39

Finding the Fourth Proportional to 130,944.42, 196,514.45 and 88,724.39

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Solution

The fourth proportional to 130,944.42, 196,514.45 and 88,724.39 is: 133,152.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,944.42 : 196,514.45 = 88,724.39 : x
  2. Step 2: Convert to fraction form
    130,944.42/196,514.45 = 88,724.39/x
  3. Step 3: Cross multiply
    130,944.42x = 196,514.45 × 88,724.39
  4. Step 4: Simplify right side
    130,944.42x = 17,435,623,941.67
  5. Step 5: Solve for x
    x = 17,435,623,941.67/130,944.42
  6. Step 6: Final answer
    x = 133,152.86

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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.