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Finding the Fourth Proportional to 185,330.67, 277,996.01 and 45,088.08

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Solution

The fourth proportional to 185,330.67, 277,996.01 and 45,088.08 is: 67,632.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,330.67 : 277,996.01 = 45,088.08 : x
  2. Step 2: Convert to fraction form
    185,330.67/277,996.01 = 45,088.08/x
  3. Step 3: Cross multiply
    185,330.67x = 277,996.01 × 45,088.08
  4. Step 4: Simplify right side
    185,330.67x = 12,534,306,113.12
  5. Step 5: Solve for x
    x = 12,534,306,113.12/185,330.67
  6. Step 6: Final answer
    x = 67,632.12

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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.