Home / 95,660.80-143,426.40-48,875.20

Finding the Fourth Proportional to 95,660.80, 143,426.40 and 48,875.20

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Solution

The fourth proportional to 95,660.80, 143,426.40 and 48,875.20 is: 73,279.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,660.80 : 143,426.40 = 48,875.20 : x
  2. Step 2: Convert to fraction form
    95,660.80/143,426.40 = 48,875.20/x
  3. Step 3: Cross multiply
    95,660.80x = 143,426.40 × 48,875.20
  4. Step 4: Simplify right side
    95,660.80x = 7,009,993,985.28
  5. Step 5: Solve for x
    x = 7,009,993,985.28/95,660.80
  6. Step 6: Final answer
    x = 73,279.69

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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.