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Finding the Fourth Proportional to 255,099.02, 352,522.16 and 191,326.10

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Solution

The fourth proportional to 255,099.02, 352,522.16 and 191,326.10 is: 264,394.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,099.02 : 352,522.16 = 191,326.10 : x
  2. Step 2: Convert to fraction form
    255,099.02/352,522.16 = 191,326.10/x
  3. Step 3: Cross multiply
    255,099.02x = 352,522.16 × 191,326.10
  4. Step 4: Simplify right side
    255,099.02x = 67,446,690,036.38
  5. Step 5: Solve for x
    x = 67,446,690,036.38/255,099.02
  6. Step 6: Final answer
    x = 264,394.16

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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.