Home / 95,529.68-143,275.86-90,788.06

Finding the Fourth Proportional to 95,529.68, 143,275.86 and 90,788.06

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Solution

The fourth proportional to 95,529.68, 143,275.86 and 90,788.06 is: 136,164.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,529.68 : 143,275.86 = 90,788.06 : x
  2. Step 2: Convert to fraction form
    95,529.68/143,275.86 = 90,788.06/x
  3. Step 3: Cross multiply
    95,529.68x = 143,275.86 × 90,788.06
  4. Step 4: Simplify right side
    95,529.68x = 13,007,737,374.23
  5. Step 5: Solve for x
    x = 13,007,737,374.23/95,529.68
  6. Step 6: Final answer
    x = 136,164.36

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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.