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Finding the Fourth Proportional to 184,674.70, 276,931.05 and 84,801.70

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Solution

The fourth proportional to 184,674.70, 276,931.05 and 84,801.70 is: 127,165.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,674.70 : 276,931.05 = 84,801.70 : x
  2. Step 2: Convert to fraction form
    184,674.70/276,931.05 = 84,801.70/x
  3. Step 3: Cross multiply
    184,674.70x = 276,931.05 × 84,801.70
  4. Step 4: Simplify right side
    184,674.70x = 23,484,223,822.79
  5. Step 5: Solve for x
    x = 23,484,223,822.79/184,674.70
  6. Step 6: Final answer
    x = 127,165.36

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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.