Home / 148,814.40-223,221.60-89,716.80

Finding the Fourth Proportional to 148,814.40, 223,221.60 and 89,716.80

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Solution

The fourth proportional to 148,814.40, 223,221.60 and 89,716.80 is: 134,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,814.40 : 223,221.60 = 89,716.80 : x
  2. Step 2: Convert to fraction form
    148,814.40/223,221.60 = 89,716.80/x
  3. Step 3: Cross multiply
    148,814.40x = 223,221.60 × 89,716.80
  4. Step 4: Simplify right side
    148,814.40x = 20,026,727,642.88
  5. Step 5: Solve for x
    x = 20,026,727,642.88/148,814.40
  6. Step 6: Final answer
    x = 134,575.20

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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.