Home / 215,985.34-323,941.08-58,176.88

Finding the Fourth Proportional to 215,985.34, 323,941.08 and 58,176.88

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Solution

The fourth proportional to 215,985.34, 323,941.08 and 58,176.88 is: 87,255.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,985.34 : 323,941.08 = 58,176.88 : x
  2. Step 2: Convert to fraction form
    215,985.34/323,941.08 = 58,176.88/x
  3. Step 3: Cross multiply
    215,985.34x = 323,941.08 × 58,176.88
  4. Step 4: Simplify right side
    215,985.34x = 18,845,882,405.09
  5. Step 5: Solve for x
    x = 18,845,882,405.09/215,985.34
  6. Step 6: Final answer
    x = 87,255.38

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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.