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Finding the Fourth Proportional to 265,962.08, 367,019.70 and 145,105.76

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Solution

The fourth proportional to 265,962.08, 367,019.70 and 145,105.76 is: 200,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,962.08 : 367,019.70 = 145,105.76 : x
  2. Step 2: Convert to fraction form
    265,962.08/367,019.70 = 145,105.76/x
  3. Step 3: Cross multiply
    265,962.08x = 367,019.70 × 145,105.76
  4. Step 4: Simplify right side
    265,962.08x = 53,256,672,503.47
  5. Step 5: Solve for x
    x = 53,256,672,503.47/265,962.08
  6. Step 6: Final answer
    x = 200,241.60

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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.