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Finding the Fourth Proportional to 270,073, 372,700.74 and 150,841

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Solution

The fourth proportional to 270,073, 372,700.74 and 150,841 is: 208,160.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,073 : 372,700.74 = 150,841 : x
  2. Step 2: Convert to fraction form
    270,073/372,700.74 = 150,841/x
  3. Step 3: Cross multiply
    270,073x = 372,700.74 × 150,841
  4. Step 4: Simplify right side
    270,073x = 56,218,552,322.34
  5. Step 5: Solve for x
    x = 56,218,552,322.34/270,073
  6. Step 6: Final answer
    x = 208,160.58

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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.