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Finding the Fourth Proportional to 184,424.70, 276,637.05 and 121,439.10

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Solution

The fourth proportional to 184,424.70, 276,637.05 and 121,439.10 is: 182,158.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,424.70 : 276,637.05 = 121,439.10 : x
  2. Step 2: Convert to fraction form
    184,424.70/276,637.05 = 121,439.10/x
  3. Step 3: Cross multiply
    184,424.70x = 276,637.05 × 121,439.10
  4. Step 4: Simplify right side
    184,424.70x = 33,594,554,378.66
  5. Step 5: Solve for x
    x = 33,594,554,378.66/184,424.70
  6. Step 6: Final answer
    x = 182,158.65

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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.