Home / 219,095.93-328,686.51-84,150.13

Finding the Fourth Proportional to 219,095.93, 328,686.51 and 84,150.13

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Solution

The fourth proportional to 219,095.93, 328,686.51 and 84,150.13 is: 126,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,095.93 : 328,686.51 = 84,150.13 : x
  2. Step 2: Convert to fraction form
    219,095.93/328,686.51 = 84,150.13/x
  3. Step 3: Cross multiply
    219,095.93x = 328,686.51 × 84,150.13
  4. Step 4: Simplify right side
    219,095.93x = 27,659,012,125.00
  5. Step 5: Solve for x
    x = 27,659,012,125.00/219,095.93
  6. Step 6: Final answer
    x = 126,241.56

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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.