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Finding the Fourth Proportional to 173,224.60, 259,836.90 and 155,509.90

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Solution

The fourth proportional to 173,224.60, 259,836.90 and 155,509.90 is: 233,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,224.60 : 259,836.90 = 155,509.90 : x
  2. Step 2: Convert to fraction form
    173,224.60/259,836.90 = 155,509.90/x
  3. Step 3: Cross multiply
    173,224.60x = 259,836.90 × 155,509.90
  4. Step 4: Simplify right side
    173,224.60x = 40,407,210,335.31
  5. Step 5: Solve for x
    x = 40,407,210,335.31/173,224.60
  6. Step 6: Final answer
    x = 233,264.85

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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.