Home / 68,312.84-94,331.21-42,862.95

Finding the Fourth Proportional to 68,312.84, 94,331.21 and 42,862.95

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Solution

The fourth proportional to 68,312.84, 94,331.21 and 42,862.95 is: 59,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,312.84 : 94,331.21 = 42,862.95 : x
  2. Step 2: Convert to fraction form
    68,312.84/94,331.21 = 42,862.95/x
  3. Step 3: Cross multiply
    68,312.84x = 94,331.21 × 42,862.95
  4. Step 4: Simplify right side
    68,312.84x = 4,043,313,723.35
  5. Step 5: Solve for x
    x = 4,043,313,723.35/68,312.84
  6. Step 6: Final answer
    x = 59,188.20

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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.