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Finding the Fourth Proportional to 64,307.39, 88,714.65 and 41,653.94

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Solution

The fourth proportional to 64,307.39, 88,714.65 and 41,653.94 is: 57,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,307.39 : 88,714.65 = 41,653.94 : x
  2. Step 2: Convert to fraction form
    64,307.39/88,714.65 = 41,653.94/x
  3. Step 3: Cross multiply
    64,307.39x = 88,714.65 × 41,653.94
  4. Step 4: Simplify right side
    64,307.39x = 3,695,314,708.22
  5. Step 5: Solve for x
    x = 3,695,314,708.22/64,307.39
  6. Step 6: Final answer
    x = 57,463.30

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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.