Home / 89,014.03-122,839.35-48,727.82

Finding the Fourth Proportional to 89,014.03, 122,839.35 and 48,727.82

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Solution

The fourth proportional to 89,014.03, 122,839.35 and 48,727.82 is: 67,244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,014.03 : 122,839.35 = 48,727.82 : x
  2. Step 2: Convert to fraction form
    89,014.03/122,839.35 = 48,727.82/x
  3. Step 3: Cross multiply
    89,014.03x = 122,839.35 × 48,727.82
  4. Step 4: Simplify right side
    89,014.03x = 5,985,692,938.79
  5. Step 5: Solve for x
    x = 5,985,692,938.79/89,014.03
  6. Step 6: Final answer
    x = 67,244.38

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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.