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Finding the Fourth Proportional to 267,208.62, 368,656.36 and 152,404.34

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Solution

The fourth proportional to 267,208.62, 368,656.36 and 152,404.34 is: 210,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,208.62 : 368,656.36 = 152,404.34 : x
  2. Step 2: Convert to fraction form
    267,208.62/368,656.36 = 152,404.34/x
  3. Step 3: Cross multiply
    267,208.62x = 368,656.36 × 152,404.34
  4. Step 4: Simplify right side
    267,208.62x = 56,184,827,865.58
  5. Step 5: Solve for x
    x = 56,184,827,865.58/267,208.62
  6. Step 6: Final answer
    x = 210,265.77

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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.