Home / 79,194.28-118,661.66-47,934.76

Finding the Fourth Proportional to 79,194.28, 118,661.66 and 47,934.76

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Solution

The fourth proportional to 79,194.28, 118,661.66 and 47,934.76 is: 71,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,194.28 : 118,661.66 = 47,934.76 : x
  2. Step 2: Convert to fraction form
    79,194.28/118,661.66 = 47,934.76/x
  3. Step 3: Cross multiply
    79,194.28x = 118,661.66 × 47,934.76
  4. Step 4: Simplify right side
    79,194.28x = 5,688,018,193.30
  5. Step 5: Solve for x
    x = 5,688,018,193.30/79,194.28
  6. Step 6: Final answer
    x = 71,823.60

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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.