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Finding the Fourth Proportional to 64,260.76, 88,678.98 and 35,966.44

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Solution

The fourth proportional to 64,260.76, 88,678.98 and 35,966.44 is: 49,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,260.76 : 88,678.98 = 35,966.44 : x
  2. Step 2: Convert to fraction form
    64,260.76/88,678.98 = 35,966.44/x
  3. Step 3: Cross multiply
    64,260.76x = 88,678.98 × 35,966.44
  4. Step 4: Simplify right side
    64,260.76x = 3,189,467,213.43
  5. Step 5: Solve for x
    x = 3,189,467,213.43/64,260.76
  6. Step 6: Final answer
    x = 49,633.20

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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.