Home / 122,267.32-183,385.36-47,336.20

Finding the Fourth Proportional to 122,267.32, 183,385.36 and 47,336.20

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Solution

The fourth proportional to 122,267.32, 183,385.36 and 47,336.20 is: 70,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,267.32 : 183,385.36 = 47,336.20 : x
  2. Step 2: Convert to fraction form
    122,267.32/183,385.36 = 47,336.20/x
  3. Step 3: Cross multiply
    122,267.32x = 183,385.36 × 47,336.20
  4. Step 4: Simplify right side
    122,267.32x = 8,680,766,078.03
  5. Step 5: Solve for x
    x = 8,680,766,078.03/122,267.32
  6. Step 6: Final answer
    x = 70,998.25

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1.5x scale

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.