Home / 79,831.38-119,761.17-26,526.54

Finding the Fourth Proportional to 79,831.38, 119,761.17 and 26,526.54

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Solution

The fourth proportional to 79,831.38, 119,761.17 and 26,526.54 is: 39,794.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,831.38 : 119,761.17 = 26,526.54 : x
  2. Step 2: Convert to fraction form
    79,831.38/119,761.17 = 26,526.54/x
  3. Step 3: Cross multiply
    79,831.38x = 119,761.17 × 26,526.54
  4. Step 4: Simplify right side
    79,831.38x = 3,176,849,466.45
  5. Step 5: Solve for x
    x = 3,176,849,466.45/79,831.38
  6. Step 6: Final answer
    x = 39,794.50

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1.5x scale

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.