Home / 101,180.36-151,793.10-31,066.76

Finding the Fourth Proportional to 101,180.36, 151,793.10 and 31,066.76

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Solution

The fourth proportional to 101,180.36, 151,793.10 and 31,066.76 is: 46,607.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,180.36 : 151,793.10 = 31,066.76 : x
  2. Step 2: Convert to fraction form
    101,180.36/151,793.10 = 31,066.76/x
  3. Step 3: Cross multiply
    101,180.36x = 151,793.10 × 31,066.76
  4. Step 4: Simplify right side
    101,180.36x = 4,715,719,807.36
  5. Step 5: Solve for x
    x = 4,715,719,807.36/101,180.36
  6. Step 6: Final answer
    x = 46,607.07

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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.