Home / 95,429.20-143,143.80-94,554.40

Finding the Fourth Proportional to 95,429.20, 143,143.80 and 94,554.40

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Solution

The fourth proportional to 95,429.20, 143,143.80 and 94,554.40 is: 141,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,429.20 : 143,143.80 = 94,554.40 : x
  2. Step 2: Convert to fraction form
    95,429.20/143,143.80 = 94,554.40/x
  3. Step 3: Cross multiply
    95,429.20x = 143,143.80 × 94,554.40
  4. Step 4: Simplify right side
    95,429.20x = 13,534,876,122.72
  5. Step 5: Solve for x
    x = 13,534,876,122.72/95,429.20
  6. Step 6: Final answer
    x = 141,831.60

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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.