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Finding the Fourth Proportional to 202,336, 279,681.60 and 184,370.56

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Solution

The fourth proportional to 202,336, 279,681.60 and 184,370.56 is: 254,848.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,336 : 279,681.60 = 184,370.56 : x
  2. Step 2: Convert to fraction form
    202,336/279,681.60 = 184,370.56/x
  3. Step 3: Cross multiply
    202,336x = 279,681.60 × 184,370.56
  4. Step 4: Simplify right side
    202,336x = 51,565,053,213.70
  5. Step 5: Solve for x
    x = 51,565,053,213.70/202,336
  6. Step 6: Final answer
    x = 254,848.63

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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.