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Finding the Fourth Proportional to 200,482.73, 276,598.06 and 114,379.86

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Solution

The fourth proportional to 200,482.73, 276,598.06 and 114,379.86 is: 157,805.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,482.73 : 276,598.06 = 114,379.86 : x
  2. Step 2: Convert to fraction form
    200,482.73/276,598.06 = 114,379.86/x
  3. Step 3: Cross multiply
    200,482.73x = 276,598.06 × 114,379.86
  4. Step 4: Simplify right side
    200,482.73x = 31,637,247,093.12
  5. Step 5: Solve for x
    x = 31,637,247,093.12/200,482.73
  6. Step 6: Final answer
    x = 157,805.35

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1.5x scale

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.