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Finding the Fourth Proportional to 185,247.48, 277,871.89 and 45,006.11

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Solution

The fourth proportional to 185,247.48, 277,871.89 and 45,006.11 is: 67,509.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,247.48 : 277,871.89 = 45,006.11 : x
  2. Step 2: Convert to fraction form
    185,247.48/277,871.89 = 45,006.11/x
  3. Step 3: Cross multiply
    185,247.48x = 277,871.89 × 45,006.11
  4. Step 4: Simplify right side
    185,247.48x = 12,505,931,816.84
  5. Step 5: Solve for x
    x = 12,505,931,816.84/185,247.48
  6. Step 6: Final answer
    x = 67,509.32

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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.