Home / 79,905.30-119,671.07-63,152.90

Finding the Fourth Proportional to 79,905.30, 119,671.07 and 63,152.90

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Solution

The fourth proportional to 79,905.30, 119,671.07 and 63,152.90 is: 94,581.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,905.30 : 119,671.07 = 63,152.90 : x
  2. Step 2: Convert to fraction form
    79,905.30/119,671.07 = 63,152.90/x
  3. Step 3: Cross multiply
    79,905.30x = 119,671.07 × 63,152.90
  4. Step 4: Simplify right side
    79,905.30x = 7,557,575,116.60
  5. Step 5: Solve for x
    x = 7,557,575,116.60/79,905.30
  6. Step 6: Final answer
    x = 94,581.65

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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.