Home / 184,070.10-276,105.15-128,082.90

Finding the Fourth Proportional to 184,070.10, 276,105.15 and 128,082.90

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Solution

The fourth proportional to 184,070.10, 276,105.15 and 128,082.90 is: 192,124.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,070.10 : 276,105.15 = 128,082.90 : x
  2. Step 2: Convert to fraction form
    184,070.10/276,105.15 = 128,082.90/x
  3. Step 3: Cross multiply
    184,070.10x = 276,105.15 × 128,082.90
  4. Step 4: Simplify right side
    184,070.10x = 35,364,348,316.94
  5. Step 5: Solve for x
    x = 35,364,348,316.94/184,070.10
  6. Step 6: Final answer
    x = 192,124.35

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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.