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Finding the Fourth Proportional to 67,876.59, 93,668.27 and 37,661.26

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Solution

The fourth proportional to 67,876.59, 93,668.27 and 37,661.26 is: 51,971.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,876.59 : 93,668.27 = 37,661.26 : x
  2. Step 2: Convert to fraction form
    67,876.59/93,668.27 = 37,661.26/x
  3. Step 3: Cross multiply
    67,876.59x = 93,668.27 × 37,661.26
  4. Step 4: Simplify right side
    67,876.59x = 3,527,665,070.22
  5. Step 5: Solve for x
    x = 3,527,665,070.22/67,876.59
  6. Step 6: Final answer
    x = 51,971.75

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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.