Home / 157,175.60-235,763.47-51,994.56

Finding the Fourth Proportional to 157,175.60, 235,763.47 and 51,994.56

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Solution

The fourth proportional to 157,175.60, 235,763.47 and 51,994.56 is: 77,991.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,175.60 : 235,763.47 = 51,994.56 : x
  2. Step 2: Convert to fraction form
    157,175.60/235,763.47 = 51,994.56/x
  3. Step 3: Cross multiply
    157,175.60x = 235,763.47 × 51,994.56
  4. Step 4: Simplify right side
    157,175.60x = 12,258,418,689.59
  5. Step 5: Solve for x
    x = 12,258,418,689.59/157,175.60
  6. Step 6: Final answer
    x = 77,991.87

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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.