Home / 184,428.70-276,643.05-121,443.10

Finding the Fourth Proportional to 184,428.70, 276,643.05 and 121,443.10

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Solution

The fourth proportional to 184,428.70, 276,643.05 and 121,443.10 is: 182,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,428.70 : 276,643.05 = 121,443.10 : x
  2. Step 2: Convert to fraction form
    184,428.70/276,643.05 = 121,443.10/x
  3. Step 3: Cross multiply
    184,428.70x = 276,643.05 × 121,443.10
  4. Step 4: Simplify right side
    184,428.70x = 33,596,389,585.46
  5. Step 5: Solve for x
    x = 33,596,389,585.46/184,428.70
  6. Step 6: Final answer
    x = 182,164.65

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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.