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Finding the Fourth Proportional to 64,170.83, 88,552.82 and 35,490.75

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Solution

The fourth proportional to 64,170.83, 88,552.82 and 35,490.75 is: 48,975.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,170.83 : 88,552.82 = 35,490.75 : x
  2. Step 2: Convert to fraction form
    64,170.83/88,552.82 = 35,490.75/x
  3. Step 3: Cross multiply
    64,170.83x = 88,552.82 × 35,490.75
  4. Step 4: Simplify right side
    64,170.83x = 3,142,806,085.14
  5. Step 5: Solve for x
    x = 3,142,806,085.14/64,170.83
  6. Step 6: Final answer
    x = 48,975.62

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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.