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Finding the Fourth Proportional to 354,849.32, 532,271.25 and 88,608.06

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Solution

The fourth proportional to 354,849.32, 532,271.25 and 88,608.06 is: 132,911.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,849.32 : 532,271.25 = 88,608.06 : x
  2. Step 2: Convert to fraction form
    354,849.32/532,271.25 = 88,608.06/x
  3. Step 3: Cross multiply
    354,849.32x = 532,271.25 × 88,608.06
  4. Step 4: Simplify right side
    354,849.32x = 47,163,522,856.28
  5. Step 5: Solve for x
    x = 47,163,522,856.28/354,849.32
  6. Step 6: Final answer
    x = 132,911.41

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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.