Home / 148,205.80-222,340.54-85,055.08

Finding the Fourth Proportional to 148,205.80, 222,340.54 and 85,055.08

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Solution

The fourth proportional to 148,205.80, 222,340.54 and 85,055.08 is: 127,600.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,205.80 : 222,340.54 = 85,055.08 : x
  2. Step 2: Convert to fraction form
    148,205.80/222,340.54 = 85,055.08/x
  3. Step 3: Cross multiply
    148,205.80x = 222,340.54 × 85,055.08
  4. Step 4: Simplify right side
    148,205.80x = 18,911,192,416.94
  5. Step 5: Solve for x
    x = 18,911,192,416.94/148,205.80
  6. Step 6: Final answer
    x = 127,600.89

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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.