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Finding the Fourth Proportional to 63,925.78, 88,218.75 and 35,628.43

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Solution

The fourth proportional to 63,925.78, 88,218.75 and 35,628.43 is: 49,167.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,925.78 : 88,218.75 = 35,628.43 : x
  2. Step 2: Convert to fraction form
    63,925.78/88,218.75 = 35,628.43/x
  3. Step 3: Cross multiply
    63,925.78x = 88,218.75 × 35,628.43
  4. Step 4: Simplify right side
    63,925.78x = 3,143,095,559.06
  5. Step 5: Solve for x
    x = 3,143,095,559.06/63,925.78
  6. Step 6: Final answer
    x = 49,167.89

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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.