Home / 148,037.10-222,055.65-103,713.90

Finding the Fourth Proportional to 148,037.10, 222,055.65 and 103,713.90

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Solution

The fourth proportional to 148,037.10, 222,055.65 and 103,713.90 is: 155,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,037.10 : 222,055.65 = 103,713.90 : x
  2. Step 2: Convert to fraction form
    148,037.10/222,055.65 = 103,713.90/x
  3. Step 3: Cross multiply
    148,037.10x = 222,055.65 × 103,713.90
  4. Step 4: Simplify right side
    148,037.10x = 23,030,257,478.54
  5. Step 5: Solve for x
    x = 23,030,257,478.54/148,037.10
  6. Step 6: Final answer
    x = 155,570.85

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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.