Home / 95,712.04-143,216.96-79,877.96

Finding the Fourth Proportional to 95,712.04, 143,216.96 and 79,877.96

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Solution

The fourth proportional to 95,712.04, 143,216.96 and 79,877.96 is: 119,523.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,712.04 : 143,216.96 = 79,877.96 : x
  2. Step 2: Convert to fraction form
    95,712.04/143,216.96 = 79,877.96/x
  3. Step 3: Cross multiply
    95,712.04x = 143,216.96 × 79,877.96
  4. Step 4: Simplify right side
    95,712.04x = 11,439,878,602.20
  5. Step 5: Solve for x
    x = 11,439,878,602.20/95,712.04
  6. Step 6: Final answer
    x = 119,523.92

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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.