Home / 184,427.70-276,641.55-90,921.30

Finding the Fourth Proportional to 184,427.70, 276,641.55 and 90,921.30

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Solution

The fourth proportional to 184,427.70, 276,641.55 and 90,921.30 is: 136,381.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,427.70 : 276,641.55 = 90,921.30 : x
  2. Step 2: Convert to fraction form
    184,427.70/276,641.55 = 90,921.30/x
  3. Step 3: Cross multiply
    184,427.70x = 276,641.55 × 90,921.30
  4. Step 4: Simplify right side
    184,427.70x = 25,152,609,360.02
  5. Step 5: Solve for x
    x = 25,152,609,360.02/184,427.70
  6. Step 6: Final answer
    x = 136,381.95

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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.