Home / 122,528.27-183,803.76-47,654.05

Finding the Fourth Proportional to 122,528.27, 183,803.76 and 47,654.05

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Solution

The fourth proportional to 122,528.27, 183,803.76 and 47,654.05 is: 71,485.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,528.27 : 183,803.76 = 47,654.05 : x
  2. Step 2: Convert to fraction form
    122,528.27/183,803.76 = 47,654.05/x
  3. Step 3: Cross multiply
    122,528.27x = 183,803.76 × 47,654.05
  4. Step 4: Simplify right side
    122,528.27x = 8,758,992,803.38
  5. Step 5: Solve for x
    x = 8,758,992,803.38/122,528.27
  6. Step 6: Final answer
    x = 71,485.49

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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.