Home / 185,322.63-277,981.92-45,081.39

Finding the Fourth Proportional to 185,322.63, 277,981.92 and 45,081.39

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Solution

The fourth proportional to 185,322.63, 277,981.92 and 45,081.39 is: 67,621.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,322.63 : 277,981.92 = 45,081.39 : x
  2. Step 2: Convert to fraction form
    185,322.63/277,981.92 = 45,081.39/x
  3. Step 3: Cross multiply
    185,322.63x = 277,981.92 × 45,081.39
  4. Step 4: Simplify right side
    185,322.63x = 12,531,811,348.47
  5. Step 5: Solve for x
    x = 12,531,811,348.47/185,322.63
  6. Step 6: Final answer
    x = 67,621.59

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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.