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Finding the Fourth Proportional to 229,454.68, 316,471.98 and 201,111.16

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Solution

The fourth proportional to 229,454.68, 316,471.98 and 201,111.16 is: 277,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,454.68 : 316,471.98 = 201,111.16 : x
  2. Step 2: Convert to fraction form
    229,454.68/316,471.98 = 201,111.16/x
  3. Step 3: Cross multiply
    229,454.68x = 316,471.98 × 201,111.16
  4. Step 4: Simplify right side
    229,454.68x = 63,646,047,005.30
  5. Step 5: Solve for x
    x = 63,646,047,005.30/229,454.68
  6. Step 6: Final answer
    x = 277,379.60

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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.