Home / 134,921.02-202,362.50-74,150.24

Finding the Fourth Proportional to 134,921.02, 202,362.50 and 74,150.24

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Solution

The fourth proportional to 134,921.02, 202,362.50 and 74,150.24 is: 111,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,921.02 : 202,362.50 = 74,150.24 : x
  2. Step 2: Convert to fraction form
    134,921.02/202,362.50 = 74,150.24/x
  3. Step 3: Cross multiply
    134,921.02x = 202,362.50 × 74,150.24
  4. Step 4: Simplify right side
    134,921.02x = 15,005,227,942.00
  5. Step 5: Solve for x
    x = 15,005,227,942.00/134,921.02
  6. Step 6: Final answer
    x = 111,214.90

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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.