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Finding the Fourth Proportional to 259,365.02, 357,926.45 and 146,187.77

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Solution

The fourth proportional to 259,365.02, 357,926.45 and 146,187.77 is: 201,740.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,365.02 : 357,926.45 = 146,187.77 : x
  2. Step 2: Convert to fraction form
    259,365.02/357,926.45 = 146,187.77/x
  3. Step 3: Cross multiply
    259,365.02x = 357,926.45 × 146,187.77
  4. Step 4: Simplify right side
    259,365.02x = 52,324,469,549.52
  5. Step 5: Solve for x
    x = 52,324,469,549.52/259,365.02
  6. Step 6: Final answer
    x = 201,740.66

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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.