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Finding the Fourth Proportional to 64,042.74, 88,378.63 and 37,191.84

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Solution

The fourth proportional to 64,042.74, 88,378.63 and 37,191.84 is: 51,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,042.74 : 88,378.63 = 37,191.84 : x
  2. Step 2: Convert to fraction form
    64,042.74/88,378.63 = 37,191.84/x
  3. Step 3: Cross multiply
    64,042.74x = 88,378.63 × 37,191.84
  4. Step 4: Simplify right side
    64,042.74x = 3,286,963,866.38
  5. Step 5: Solve for x
    x = 3,286,963,866.38/64,042.74
  6. Step 6: Final answer
    x = 51,324.54

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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.