Home / 117,164.24-175,774.20-38,278.40

Finding the Fourth Proportional to 117,164.24, 175,774.20 and 38,278.40

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Solution

The fourth proportional to 117,164.24, 175,774.20 and 38,278.40 is: 57,426.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,164.24 : 175,774.20 = 38,278.40 : x
  2. Step 2: Convert to fraction form
    117,164.24/175,774.20 = 38,278.40/x
  3. Step 3: Cross multiply
    117,164.24x = 175,774.20 × 38,278.40
  4. Step 4: Simplify right side
    117,164.24x = 6,728,355,137.28
  5. Step 5: Solve for x
    x = 6,728,355,137.28/117,164.24
  6. Step 6: Final answer
    x = 57,426.70

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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.