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Finding the Fourth Proportional to 150,552.40, 225,569.40 and 127,224.40

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Solution

The fourth proportional to 150,552.40, 225,569.40 and 127,224.40 is: 190,617.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,552.40 : 225,569.40 = 127,224.40 : x
  2. Step 2: Convert to fraction form
    150,552.40/225,569.40 = 127,224.40/x
  3. Step 3: Cross multiply
    150,552.40x = 225,569.40 × 127,224.40
  4. Step 4: Simplify right side
    150,552.40x = 28,697,931,573.36
  5. Step 5: Solve for x
    x = 28,697,931,573.36/150,552.40
  6. Step 6: Final answer
    x = 190,617.56

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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.