Home / 148,790.45-223,187.49-43,611.55

Finding the Fourth Proportional to 148,790.45, 223,187.49 and 43,611.55

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Solution

The fourth proportional to 148,790.45, 223,187.49 and 43,611.55 is: 65,417.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,790.45 : 223,187.49 = 43,611.55 : x
  2. Step 2: Convert to fraction form
    148,790.45/223,187.49 = 43,611.55/x
  3. Step 3: Cross multiply
    148,790.45x = 223,187.49 × 43,611.55
  4. Step 4: Simplify right side
    148,790.45x = 9,733,551,263.57
  5. Step 5: Solve for x
    x = 9,733,551,263.57/148,790.45
  6. Step 6: Final answer
    x = 65,417.85

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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.