Home / 185,827.10-256,431.75-100,944.02

Finding the Fourth Proportional to 185,827.10, 256,431.75 and 100,944.02

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Solution

The fourth proportional to 185,827.10, 256,431.75 and 100,944.02 is: 139,297.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,827.10 : 256,431.75 = 100,944.02 : x
  2. Step 2: Convert to fraction form
    185,827.10/256,431.75 = 100,944.02/x
  3. Step 3: Cross multiply
    185,827.10x = 256,431.75 × 100,944.02
  4. Step 4: Simplify right side
    185,827.10x = 25,885,251,700.64
  5. Step 5: Solve for x
    x = 25,885,251,700.64/185,827.10
  6. Step 6: Final answer
    x = 139,297.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.