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Finding the Fourth Proportional to 88,628.58, 122,310.10 and 48,344.65

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Solution

The fourth proportional to 88,628.58, 122,310.10 and 48,344.65 is: 66,717.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,628.58 : 122,310.10 = 48,344.65 : x
  2. Step 2: Convert to fraction form
    88,628.58/122,310.10 = 48,344.65/x
  3. Step 3: Cross multiply
    88,628.58x = 122,310.10 × 48,344.65
  4. Step 4: Simplify right side
    88,628.58x = 5,913,038,730.62
  5. Step 5: Solve for x
    x = 5,913,038,730.62/88,628.58
  6. Step 6: Final answer
    x = 66,717.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.