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Finding the Fourth Proportional to 64,048.64, 88,387.12 and 35,754.32

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Solution

The fourth proportional to 64,048.64, 88,387.12 and 35,754.32 is: 49,340.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,048.64 : 88,387.12 = 35,754.32 : x
  2. Step 2: Convert to fraction form
    64,048.64/88,387.12 = 35,754.32/x
  3. Step 3: Cross multiply
    64,048.64x = 88,387.12 × 35,754.32
  4. Step 4: Simplify right side
    64,048.64x = 3,160,221,372.36
  5. Step 5: Solve for x
    x = 3,160,221,372.36/64,048.64
  6. Step 6: Final answer
    x = 49,340.96

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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.