Home / 215,999.10-323,585.55-116,126.10

Finding the Fourth Proportional to 215,999.10, 323,585.55 and 116,126.10

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Solution

The fourth proportional to 215,999.10, 323,585.55 and 116,126.10 is: 173,967.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,999.10 : 323,585.55 = 116,126.10 : x
  2. Step 2: Convert to fraction form
    215,999.10/323,585.55 = 116,126.10/x
  3. Step 3: Cross multiply
    215,999.10x = 323,585.55 × 116,126.10
  4. Step 4: Simplify right side
    215,999.10x = 37,576,727,937.86
  5. Step 5: Solve for x
    x = 37,576,727,937.86/215,999.10
  6. Step 6: Final answer
    x = 173,967.06

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1.5x scale

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.