Home / 238,459.13-357,992.20-154,570.33

Finding the Fourth Proportional to 238,459.13, 357,992.20 and 154,570.33

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Solution

The fourth proportional to 238,459.13, 357,992.20 and 154,570.33 is: 232,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,459.13 : 357,992.20 = 154,570.33 : x
  2. Step 2: Convert to fraction form
    238,459.13/357,992.20 = 154,570.33/x
  3. Step 3: Cross multiply
    238,459.13x = 357,992.20 × 154,570.33
  4. Step 4: Simplify right side
    238,459.13x = 55,334,970,701.47
  5. Step 5: Solve for x
    x = 55,334,970,701.47/238,459.13
  6. Step 6: Final answer
    x = 232,052.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.