Home / 122,407.84-183,612.78-33,666.21

Finding the Fourth Proportional to 122,407.84, 183,612.78 and 33,666.21

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Solution

The fourth proportional to 122,407.84, 183,612.78 and 33,666.21 is: 50,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,407.84 : 183,612.78 = 33,666.21 : x
  2. Step 2: Convert to fraction form
    122,407.84/183,612.78 = 33,666.21/x
  3. Step 3: Cross multiply
    122,407.84x = 183,612.78 × 33,666.21
  4. Step 4: Simplify right side
    122,407.84x = 6,181,546,410.16
  5. Step 5: Solve for x
    x = 6,181,546,410.16/122,407.84
  6. Step 6: Final answer
    x = 50,499.60

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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.