Home / 121,512.69-182,252.23-32,771.55

Finding the Fourth Proportional to 121,512.69, 182,252.23 and 32,771.55

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Solution

The fourth proportional to 121,512.69, 182,252.23 and 32,771.55 is: 49,152.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,512.69 : 182,252.23 = 32,771.55 : x
  2. Step 2: Convert to fraction form
    121,512.69/182,252.23 = 32,771.55/x
  3. Step 3: Cross multiply
    121,512.69x = 182,252.23 × 32,771.55
  4. Step 4: Simplify right side
    121,512.69x = 5,972,688,068.06
  5. Step 5: Solve for x
    x = 5,972,688,068.06/121,512.69
  6. Step 6: Final answer
    x = 49,152.79

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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.