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Finding the Fourth Proportional to 185,820.65, 277,326.76 and 167,884.55

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Solution

The fourth proportional to 185,820.65, 277,326.76 and 167,884.55 is: 250,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,820.65 : 277,326.76 = 167,884.55 : x
  2. Step 2: Convert to fraction form
    185,820.65/277,326.76 = 167,884.55/x
  3. Step 3: Cross multiply
    185,820.65x = 277,326.76 × 167,884.55
  4. Step 4: Simplify right side
    185,820.65x = 46,558,878,305.56
  5. Step 5: Solve for x
    x = 46,558,878,305.56/185,820.65
  6. Step 6: Final answer
    x = 250,558.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.