Home / 157,114.49-235,708.65-51,933.46

Finding the Fourth Proportional to 157,114.49, 235,708.65 and 51,933.46

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Solution

The fourth proportional to 157,114.49, 235,708.65 and 51,933.46 is: 77,912.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,114.49 : 235,708.65 = 51,933.46 : x
  2. Step 2: Convert to fraction form
    157,114.49/235,708.65 = 51,933.46/x
  3. Step 3: Cross multiply
    157,114.49x = 235,708.65 × 51,933.46
  4. Step 4: Simplify right side
    157,114.49x = 12,241,165,746.43
  5. Step 5: Solve for x
    x = 12,241,165,746.43/157,114.49
  6. Step 6: Final answer
    x = 77,912.39

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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.