Home / 88,674.89-122,374.03-50,439.93

Finding the Fourth Proportional to 88,674.89, 122,374.03 and 50,439.93

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Solution

The fourth proportional to 88,674.89, 122,374.03 and 50,439.93 is: 69,608.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,674.89 : 122,374.03 = 50,439.93 : x
  2. Step 2: Convert to fraction form
    88,674.89/122,374.03 = 50,439.93/x
  3. Step 3: Cross multiply
    88,674.89x = 122,374.03 × 50,439.93
  4. Step 4: Simplify right side
    88,674.89x = 6,172,537,507.02
  5. Step 5: Solve for x
    x = 6,172,537,507.02/88,674.89
  6. Step 6: Final answer
    x = 69,608.63

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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.