Home / 134,868.60-202,140.90-55,942.20

Finding the Fourth Proportional to 134,868.60, 202,140.90 and 55,942.20

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Solution

The fourth proportional to 134,868.60, 202,140.90 and 55,942.20 is: 83,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,868.60 : 202,140.90 = 55,942.20 : x
  2. Step 2: Convert to fraction form
    134,868.60/202,140.90 = 55,942.20/x
  3. Step 3: Cross multiply
    134,868.60x = 202,140.90 × 55,942.20
  4. Step 4: Simplify right side
    134,868.60x = 11,308,206,655.98
  5. Step 5: Solve for x
    x = 11,308,206,655.98/134,868.60
  6. Step 6: Final answer
    x = 83,846.10

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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.