Home / 157,037.33-235,466.49-107,177.78

Finding the Fourth Proportional to 157,037.33, 235,466.49 and 107,177.78

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Solution

The fourth proportional to 157,037.33, 235,466.49 and 107,177.78 is: 160,705.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,037.33 : 235,466.49 = 107,177.78 : x
  2. Step 2: Convert to fraction form
    157,037.33/235,466.49 = 107,177.78/x
  3. Step 3: Cross multiply
    157,037.33x = 235,466.49 × 107,177.78
  4. Step 4: Simplify right side
    157,037.33x = 25,236,776,653.18
  5. Step 5: Solve for x
    x = 25,236,776,653.18/157,037.33
  6. Step 6: Final answer
    x = 160,705.59

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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.