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Finding the Fourth Proportional to 88,675.79, 122,371.59 and 48,390.24

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Solution

The fourth proportional to 88,675.79, 122,371.59 and 48,390.24 is: 66,777.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,675.79 : 122,371.59 = 48,390.24 : x
  2. Step 2: Convert to fraction form
    88,675.79/122,371.59 = 48,390.24/x
  3. Step 3: Cross multiply
    88,675.79x = 122,371.59 × 48,390.24
  4. Step 4: Simplify right side
    88,675.79x = 5,921,590,367.33
  5. Step 5: Solve for x
    x = 5,921,590,367.33/88,675.79
  6. Step 6: Final answer
    x = 66,777.98

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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.