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Finding the Fourth Proportional to 224,196, 336,293.16 and 74,447.52

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Solution

The fourth proportional to 224,196, 336,293.16 and 74,447.52 is: 111,671.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,196 : 336,293.16 = 74,447.52 : x
  2. Step 2: Convert to fraction form
    224,196/336,293.16 = 74,447.52/x
  3. Step 3: Cross multiply
    224,196x = 336,293.16 × 74,447.52
  4. Step 4: Simplify right side
    224,196x = 25,036,191,754.96
  5. Step 5: Solve for x
    x = 25,036,191,754.96/224,196
  6. Step 6: Final answer
    x = 111,671.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.