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Finding the Fourth Proportional to 64,373.32, 88,752.36 and 41,672.08

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Solution

The fourth proportional to 64,373.32, 88,752.36 and 41,672.08 is: 57,453.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,373.32 : 88,752.36 = 41,672.08 : x
  2. Step 2: Convert to fraction form
    64,373.32/88,752.36 = 41,672.08/x
  3. Step 3: Cross multiply
    64,373.32x = 88,752.36 × 41,672.08
  4. Step 4: Simplify right side
    64,373.32x = 3,698,495,446.11
  5. Step 5: Solve for x
    x = 3,698,495,446.11/64,373.32
  6. Step 6: Final answer
    x = 57,453.86

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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.