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Finding the Fourth Proportional to 185,323.90, 277,983.42 and 45,082.66

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Solution

The fourth proportional to 185,323.90, 277,983.42 and 45,082.66 is: 67,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,323.90 : 277,983.42 = 45,082.66 : x
  2. Step 2: Convert to fraction form
    185,323.90/277,983.42 = 45,082.66/x
  3. Step 3: Cross multiply
    185,323.90x = 277,983.42 × 45,082.66
  4. Step 4: Simplify right side
    185,323.90x = 12,532,232,009.50
  5. Step 5: Solve for x
    x = 12,532,232,009.50/185,323.90
  6. Step 6: Final answer
    x = 67,623.40

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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.