Home / 88,673.89-122,372.65-50,438.93

Finding the Fourth Proportional to 88,673.89, 122,372.65 and 50,438.93

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Solution

The fourth proportional to 88,673.89, 122,372.65 and 50,438.93 is: 69,607.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,673.89 : 122,372.65 = 50,438.93 : x
  2. Step 2: Convert to fraction form
    88,673.89/122,372.65 = 50,438.93/x
  3. Step 3: Cross multiply
    88,673.89x = 122,372.65 × 50,438.93
  4. Step 4: Simplify right side
    88,673.89x = 6,172,345,527.26
  5. Step 5: Solve for x
    x = 6,172,345,527.26/88,673.89
  6. Step 6: Final answer
    x = 69,607.25

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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.