Home / 89,010.41-122,835.54-48,723.31

Finding the Fourth Proportional to 89,010.41, 122,835.54 and 48,723.31

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Solution

The fourth proportional to 89,010.41, 122,835.54 and 48,723.31 is: 67,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,010.41 : 122,835.54 = 48,723.31 : x
  2. Step 2: Convert to fraction form
    89,010.41/122,835.54 = 48,723.31/x
  3. Step 3: Cross multiply
    89,010.41x = 122,835.54 × 48,723.31
  4. Step 4: Simplify right side
    89,010.41x = 5,984,953,465.68
  5. Step 5: Solve for x
    x = 5,984,953,465.68/89,010.41
  6. Step 6: Final answer
    x = 67,238.80

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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.