Home / 88,675.07-122,374.31-50,440.13

Finding the Fourth Proportional to 88,675.07, 122,374.31 and 50,440.13

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Solution

The fourth proportional to 88,675.07, 122,374.31 and 50,440.13 is: 69,608.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,675.07 : 122,374.31 = 50,440.13 : x
  2. Step 2: Convert to fraction form
    88,675.07/122,374.31 = 50,440.13/x
  3. Step 3: Cross multiply
    88,675.07x = 122,374.31 × 50,440.13
  4. Step 4: Simplify right side
    88,675.07x = 6,172,576,105.06
  5. Step 5: Solve for x
    x = 6,172,576,105.06/88,675.07
  6. Step 6: Final answer
    x = 69,608.92

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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.