Home / 259,409.13-357,990.06-146,231.88

Finding the Fourth Proportional to 259,409.13, 357,990.06 and 146,231.88

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Solution

The fourth proportional to 259,409.13, 357,990.06 and 146,231.88 is: 201,803.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,409.13 : 357,990.06 = 146,231.88 : x
  2. Step 2: Convert to fraction form
    259,409.13/357,990.06 = 146,231.88/x
  3. Step 3: Cross multiply
    259,409.13x = 357,990.06 × 146,231.88
  4. Step 4: Simplify right side
    259,409.13x = 52,349,557,705.16
  5. Step 5: Solve for x
    x = 52,349,557,705.16/259,409.13
  6. Step 6: Final answer
    x = 201,803.07

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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.