Home / 218,000.74-326,997.87-60,225.70

Finding the Fourth Proportional to 218,000.74, 326,997.87 and 60,225.70

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Solution

The fourth proportional to 218,000.74, 326,997.87 and 60,225.70 is: 90,337.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,000.74 : 326,997.87 = 60,225.70 : x
  2. Step 2: Convert to fraction form
    218,000.74/326,997.87 = 60,225.70/x
  3. Step 3: Cross multiply
    218,000.74x = 326,997.87 × 60,225.70
  4. Step 4: Simplify right side
    218,000.74x = 19,693,675,619.26
  5. Step 5: Solve for x
    x = 19,693,675,619.26/218,000.74
  6. Step 6: Final answer
    x = 90,337.65

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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.