Home / 88,579.15-122,238.49-48,292.18

Finding the Fourth Proportional to 88,579.15, 122,238.49 and 48,292.18

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Solution

The fourth proportional to 88,579.15, 122,238.49 and 48,292.18 is: 66,642.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,579.15 : 122,238.49 = 48,292.18 : x
  2. Step 2: Convert to fraction form
    88,579.15/122,238.49 = 48,292.18/x
  3. Step 3: Cross multiply
    88,579.15x = 122,238.49 × 48,292.18
  4. Step 4: Simplify right side
    88,579.15x = 5,903,163,162.01
  5. Step 5: Solve for x
    x = 5,903,163,162.01/88,579.15
  6. Step 6: Final answer
    x = 66,642.81

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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.