Home / 210,110.52-315,224.10-88,584.60

Finding the Fourth Proportional to 210,110.52, 315,224.10 and 88,584.60

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Solution

The fourth proportional to 210,110.52, 315,224.10 and 88,584.60 is: 132,901.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,110.52 : 315,224.10 = 88,584.60 : x
  2. Step 2: Convert to fraction form
    210,110.52/315,224.10 = 88,584.60/x
  3. Step 3: Cross multiply
    210,110.52x = 315,224.10 × 88,584.60
  4. Step 4: Simplify right side
    210,110.52x = 27,924,000,808.86
  5. Step 5: Solve for x
    x = 27,924,000,808.86/210,110.52
  6. Step 6: Final answer
    x = 132,901.49

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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.