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Finding the Fourth Proportional to 68,483.17, 94,400.49 and 67,154.57

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Solution

The fourth proportional to 68,483.17, 94,400.49 and 67,154.57 is: 92,569.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,483.17 : 94,400.49 = 67,154.57 : x
  2. Step 2: Convert to fraction form
    68,483.17/94,400.49 = 67,154.57/x
  3. Step 3: Cross multiply
    68,483.17x = 94,400.49 × 67,154.57
  4. Step 4: Simplify right side
    68,483.17x = 6,339,424,069.82
  5. Step 5: Solve for x
    x = 6,339,424,069.82/68,483.17
  6. Step 6: Final answer
    x = 92,569.08

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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.