Home / 89,943.48-124,232.22-67,383.36

Finding the Fourth Proportional to 89,943.48, 124,232.22 and 67,383.36

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Solution

The fourth proportional to 89,943.48, 124,232.22 and 67,383.36 is: 93,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,943.48 : 124,232.22 = 67,383.36 : x
  2. Step 2: Convert to fraction form
    89,943.48/124,232.22 = 67,383.36/x
  3. Step 3: Cross multiply
    89,943.48x = 124,232.22 × 67,383.36
  4. Step 4: Simplify right side
    89,943.48x = 8,371,184,403.86
  5. Step 5: Solve for x
    x = 8,371,184,403.86/89,943.48
  6. Step 6: Final answer
    x = 93,071.61

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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.