Home / 117,018.90-175,546.56-38,114.76

Finding the Fourth Proportional to 117,018.90, 175,546.56 and 38,114.76

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Solution

The fourth proportional to 117,018.90, 175,546.56 and 38,114.76 is: 57,178.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,018.90 : 175,546.56 = 38,114.76 : x
  2. Step 2: Convert to fraction form
    117,018.90/175,546.56 = 38,114.76/x
  3. Step 3: Cross multiply
    117,018.90x = 175,546.56 × 38,114.76
  4. Step 4: Simplify right side
    117,018.90x = 6,690,915,003.23
  5. Step 5: Solve for x
    x = 6,690,915,003.23/117,018.90
  6. Step 6: Final answer
    x = 57,178.07

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1.5x scale

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.