Home / 157,176.28-235,764.60-38,845.81

Finding the Fourth Proportional to 157,176.28, 235,764.60 and 38,845.81

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Solution

The fourth proportional to 157,176.28, 235,764.60 and 38,845.81 is: 58,268.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,176.28 : 235,764.60 = 38,845.81 : x
  2. Step 2: Convert to fraction form
    157,176.28/235,764.60 = 38,845.81/x
  3. Step 3: Cross multiply
    157,176.28x = 235,764.60 × 38,845.81
  4. Step 4: Simplify right side
    157,176.28x = 9,158,466,856.33
  5. Step 5: Solve for x
    x = 9,158,466,856.33/157,176.28
  6. Step 6: Final answer
    x = 58,268.76

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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.