Home / 88,619.95-122,306.04-50,385.26

Finding the Fourth Proportional to 88,619.95, 122,306.04 and 50,385.26

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Solution

The fourth proportional to 88,619.95, 122,306.04 and 50,385.26 is: 69,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,619.95 : 122,306.04 = 50,385.26 : x
  2. Step 2: Convert to fraction form
    88,619.95/122,306.04 = 50,385.26/x
  3. Step 3: Cross multiply
    88,619.95x = 122,306.04 × 50,385.26
  4. Step 4: Simplify right side
    88,619.95x = 6,162,421,624.97
  5. Step 5: Solve for x
    x = 6,162,421,624.97/88,619.95
  6. Step 6: Final answer
    x = 69,537.63

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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.