Home / 79,332.31-119,002.43-26,019.57

Finding the Fourth Proportional to 79,332.31, 119,002.43 and 26,019.57

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Solution

The fourth proportional to 79,332.31, 119,002.43 and 26,019.57 is: 39,030.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,332.31 : 119,002.43 = 26,019.57 : x
  2. Step 2: Convert to fraction form
    79,332.31/119,002.43 = 26,019.57/x
  3. Step 3: Cross multiply
    79,332.31x = 119,002.43 × 26,019.57
  4. Step 4: Simplify right side
    79,332.31x = 3,096,392,540.07
  5. Step 5: Solve for x
    x = 3,096,392,540.07/79,332.31
  6. Step 6: Final answer
    x = 39,030.66

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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.