Home / 157,608.28-217,347.71-106,041.56

Finding the Fourth Proportional to 157,608.28, 217,347.71 and 106,041.56

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Solution

The fourth proportional to 157,608.28, 217,347.71 and 106,041.56 is: 146,235.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,608.28 : 217,347.71 = 106,041.56 : x
  2. Step 2: Convert to fraction form
    157,608.28/217,347.71 = 106,041.56/x
  3. Step 3: Cross multiply
    157,608.28x = 217,347.71 × 106,041.56
  4. Step 4: Simplify right side
    157,608.28x = 23,047,888,613.88
  5. Step 5: Solve for x
    x = 23,047,888,613.88/157,608.28
  6. Step 6: Final answer
    x = 146,235.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.