Home / 88,943.10-122,736.90-48,649.02

Finding the Fourth Proportional to 88,943.10, 122,736.90 and 48,649.02

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Solution

The fourth proportional to 88,943.10, 122,736.90 and 48,649.02 is: 67,133.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,943.10 : 122,736.90 = 48,649.02 : x
  2. Step 2: Convert to fraction form
    88,943.10/122,736.90 = 48,649.02/x
  3. Step 3: Cross multiply
    88,943.10x = 122,736.90 × 48,649.02
  4. Step 4: Simplify right side
    88,943.10x = 5,971,029,902.84
  5. Step 5: Solve for x
    x = 5,971,029,902.84/88,943.10
  6. Step 6: Final answer
    x = 67,133.14

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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.