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Finding the Fourth Proportional to 67,356.82, 92,948.12 and 37,142.34

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Solution

The fourth proportional to 67,356.82, 92,948.12 and 37,142.34 is: 51,254.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,356.82 : 92,948.12 = 37,142.34 : x
  2. Step 2: Convert to fraction form
    67,356.82/92,948.12 = 37,142.34/x
  3. Step 3: Cross multiply
    67,356.82x = 92,948.12 × 37,142.34
  4. Step 4: Simplify right side
    67,356.82x = 3,452,310,024.95
  5. Step 5: Solve for x
    x = 3,452,310,024.95/67,356.82
  6. Step 6: Final answer
    x = 51,254.05

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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.