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Finding the Fourth Proportional to 64,307.43, 88,744.08 and 35,627.16

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Solution

The fourth proportional to 64,307.43, 88,744.08 and 35,627.16 is: 49,165.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,307.43 : 88,744.08 = 35,627.16 : x
  2. Step 2: Convert to fraction form
    64,307.43/88,744.08 = 35,627.16/x
  3. Step 3: Cross multiply
    64,307.43x = 88,744.08 × 35,627.16
  4. Step 4: Simplify right side
    64,307.43x = 3,161,699,537.21
  5. Step 5: Solve for x
    x = 3,161,699,537.21/64,307.43
  6. Step 6: Final answer
    x = 49,165.38

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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.