Home / 101,141.16-151,719.02-38,811.66

Finding the Fourth Proportional to 101,141.16, 151,719.02 and 38,811.66

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Solution

The fourth proportional to 101,141.16, 151,719.02 and 38,811.66 is: 58,220.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,141.16 : 151,719.02 = 38,811.66 : x
  2. Step 2: Convert to fraction form
    101,141.16/151,719.02 = 38,811.66/x
  3. Step 3: Cross multiply
    101,141.16x = 151,719.02 × 38,811.66
  4. Step 4: Simplify right side
    101,141.16x = 5,888,466,620.63
  5. Step 5: Solve for x
    x = 5,888,466,620.63/101,141.16
  6. Step 6: Final answer
    x = 58,220.28

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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.