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Finding the Fourth Proportional to 250,247.28, 375,108.48 and 117,015.24

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Solution

The fourth proportional to 250,247.28, 375,108.48 and 117,015.24 is: 175,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,247.28 : 375,108.48 = 117,015.24 : x
  2. Step 2: Convert to fraction form
    250,247.28/375,108.48 = 117,015.24/x
  3. Step 3: Cross multiply
    250,247.28x = 375,108.48 × 117,015.24
  4. Step 4: Simplify right side
    250,247.28x = 43,893,408,813.24
  5. Step 5: Solve for x
    x = 43,893,408,813.24/250,247.28
  6. Step 6: Final answer
    x = 175,400.14

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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.