Home / 215,032.04-322,416.84-88,633.16

Finding the Fourth Proportional to 215,032.04, 322,416.84 and 88,633.16

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Solution

The fourth proportional to 215,032.04, 322,416.84 and 88,633.16 is: 132,895.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,032.04 : 322,416.84 = 88,633.16 : x
  2. Step 2: Convert to fraction form
    215,032.04/322,416.84 = 88,633.16/x
  3. Step 3: Cross multiply
    215,032.04x = 322,416.84 × 88,633.16
  4. Step 4: Simplify right side
    215,032.04x = 28,576,823,366.41
  5. Step 5: Solve for x
    x = 28,576,823,366.41/215,032.04
  6. Step 6: Final answer
    x = 132,895.65

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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.