Home / 122,257.32-183,370.38-47,326.19

Finding the Fourth Proportional to 122,257.32, 183,370.38 and 47,326.19

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Solution

The fourth proportional to 122,257.32, 183,370.38 and 47,326.19 is: 70,983.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,257.32 : 183,370.38 = 47,326.19 : x
  2. Step 2: Convert to fraction form
    122,257.32/183,370.38 = 47,326.19/x
  3. Step 3: Cross multiply
    122,257.32x = 183,370.38 × 47,326.19
  4. Step 4: Simplify right side
    122,257.32x = 8,678,220,527.40
  5. Step 5: Solve for x
    x = 8,678,220,527.40/122,257.32
  6. Step 6: Final answer
    x = 70,983.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.