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Finding the Fourth Proportional to 64,047.85, 88,385.58 and 35,369.29

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Solution

The fourth proportional to 64,047.85, 88,385.58 and 35,369.29 is: 48,809.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,047.85 : 88,385.58 = 35,369.29 : x
  2. Step 2: Convert to fraction form
    64,047.85/88,385.58 = 35,369.29/x
  3. Step 3: Cross multiply
    64,047.85x = 88,385.58 × 35,369.29
  4. Step 4: Simplify right side
    64,047.85x = 3,126,135,321.32
  5. Step 5: Solve for x
    x = 3,126,135,321.32/64,047.85
  6. Step 6: Final answer
    x = 48,809.37

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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.