Home / 148,005.80-222,008.70-88,130.60

Finding the Fourth Proportional to 148,005.80, 222,008.70 and 88,130.60

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Solution

The fourth proportional to 148,005.80, 222,008.70 and 88,130.60 is: 132,195.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,005.80 : 222,008.70 = 88,130.60 : x
  2. Step 2: Convert to fraction form
    148,005.80/222,008.70 = 88,130.60/x
  3. Step 3: Cross multiply
    148,005.80x = 222,008.70 × 88,130.60
  4. Step 4: Simplify right side
    148,005.80x = 19,565,759,936.22
  5. Step 5: Solve for x
    x = 19,565,759,936.22/148,005.80
  6. Step 6: Final answer
    x = 132,195.90

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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.