Home / 245,292.59-367,938.89-76,826.10

Finding the Fourth Proportional to 245,292.59, 367,938.89 and 76,826.10

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Solution

The fourth proportional to 245,292.59, 367,938.89 and 76,826.10 is: 115,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,292.59 : 367,938.89 = 76,826.10 : x
  2. Step 2: Convert to fraction form
    245,292.59/367,938.89 = 76,826.10/x
  3. Step 3: Cross multiply
    245,292.59x = 367,938.89 × 76,826.10
  4. Step 4: Simplify right side
    245,292.59x = 28,267,309,572.90
  5. Step 5: Solve for x
    x = 28,267,309,572.90/245,292.59
  6. Step 6: Final answer
    x = 115,239.15

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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.