Home / 94,718.86-142,002.82-54,692.46

Finding the Fourth Proportional to 94,718.86, 142,002.82 and 54,692.46

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Solution

The fourth proportional to 94,718.86, 142,002.82 and 54,692.46 is: 81,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,718.86 : 142,002.82 = 54,692.46 : x
  2. Step 2: Convert to fraction form
    94,718.86/142,002.82 = 54,692.46/x
  3. Step 3: Cross multiply
    94,718.86x = 142,002.82 × 54,692.46
  4. Step 4: Simplify right side
    94,718.86x = 7,766,483,552.74
  5. Step 5: Solve for x
    x = 7,766,483,552.74/94,718.86
  6. Step 6: Final answer
    x = 81,995.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.