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Finding the Fourth Proportional to 184,630.80, 276,946.20 and 66,314.10

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Solution

The fourth proportional to 184,630.80, 276,946.20 and 66,314.10 is: 99,471.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,630.80 : 276,946.20 = 66,314.10 : x
  2. Step 2: Convert to fraction form
    184,630.80/276,946.20 = 66,314.10/x
  3. Step 3: Cross multiply
    184,630.80x = 276,946.20 × 66,314.10
  4. Step 4: Simplify right side
    184,630.80x = 18,365,438,001.42
  5. Step 5: Solve for x
    x = 18,365,438,001.42/184,630.80
  6. Step 6: Final answer
    x = 99,471.15

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1.5x scale

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.