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Finding the Fourth Proportional to 184,683.84, 277,008.48 and 79,483.20

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Solution

The fourth proportional to 184,683.84, 277,008.48 and 79,483.20 is: 119,217.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,683.84 : 277,008.48 = 79,483.20 : x
  2. Step 2: Convert to fraction form
    184,683.84/277,008.48 = 79,483.20/x
  3. Step 3: Cross multiply
    184,683.84x = 277,008.48 × 79,483.20
  4. Step 4: Simplify right side
    184,683.84x = 22,017,520,417.54
  5. Step 5: Solve for x
    x = 22,017,520,417.54/184,683.84
  6. Step 6: Final answer
    x = 119,217.36

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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.