Home / 130,186.17-195,277.21-41,438.39

Finding the Fourth Proportional to 130,186.17, 195,277.21 and 41,438.39

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Solution

The fourth proportional to 130,186.17, 195,277.21 and 41,438.39 is: 62,156.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,186.17 : 195,277.21 = 41,438.39 : x
  2. Step 2: Convert to fraction form
    130,186.17/195,277.21 = 41,438.39/x
  3. Step 3: Cross multiply
    130,186.17x = 195,277.21 × 41,438.39
  4. Step 4: Simplify right side
    130,186.17x = 8,091,972,339.20
  5. Step 5: Solve for x
    x = 8,091,972,339.20/130,186.17
  6. Step 6: Final answer
    x = 62,156.93

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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.