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Finding the Fourth Proportional to 68,266.47, 94,208.15 and 38,053.71

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Solution

The fourth proportional to 68,266.47, 94,208.15 and 38,053.71 is: 52,514.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,266.47 : 94,208.15 = 38,053.71 : x
  2. Step 2: Convert to fraction form
    68,266.47/94,208.15 = 38,053.71/x
  3. Step 3: Cross multiply
    68,266.47x = 94,208.15 × 38,053.71
  4. Step 4: Simplify right side
    68,266.47x = 3,584,969,619.74
  5. Step 5: Solve for x
    x = 3,584,969,619.74/68,266.47
  6. Step 6: Final answer
    x = 52,514.35

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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.