Home / 82,795.78-124,193.04-23,631.40

Finding the Fourth Proportional to 82,795.78, 124,193.04 and 23,631.40

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Solution

The fourth proportional to 82,795.78, 124,193.04 and 23,631.40 is: 35,446.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,795.78 : 124,193.04 = 23,631.40 : x
  2. Step 2: Convert to fraction form
    82,795.78/124,193.04 = 23,631.40/x
  3. Step 3: Cross multiply
    82,795.78x = 124,193.04 × 23,631.40
  4. Step 4: Simplify right side
    82,795.78x = 2,934,855,405.46
  5. Step 5: Solve for x
    x = 2,934,855,405.46/82,795.78
  6. Step 6: Final answer
    x = 35,446.92

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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.