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Finding the Fourth Proportional to 64,188.85, 88,580.54 and 35,894.54

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Solution

The fourth proportional to 64,188.85, 88,580.54 and 35,894.54 is: 49,534.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,188.85 : 88,580.54 = 35,894.54 : x
  2. Step 2: Convert to fraction form
    64,188.85/88,580.54 = 35,894.54/x
  3. Step 3: Cross multiply
    64,188.85x = 88,580.54 × 35,894.54
  4. Step 4: Simplify right side
    64,188.85x = 3,179,557,549.17
  5. Step 5: Solve for x
    x = 3,179,557,549.17/64,188.85
  6. Step 6: Final answer
    x = 49,534.42

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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.