Home / 184,143.30-254,115.22-103,570.78

Finding the Fourth Proportional to 184,143.30, 254,115.22 and 103,570.78

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Solution

The fourth proportional to 184,143.30, 254,115.22 and 103,570.78 is: 142,926.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,143.30 : 254,115.22 = 103,570.78 : x
  2. Step 2: Convert to fraction form
    184,143.30/254,115.22 = 103,570.78/x
  3. Step 3: Cross multiply
    184,143.30x = 254,115.22 × 103,570.78
  4. Step 4: Simplify right side
    184,143.30x = 26,318,911,545.27
  5. Step 5: Solve for x
    x = 26,318,911,545.27/184,143.30
  6. Step 6: Final answer
    x = 142,926.25

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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.