Home / 259,885.29-358,637.83-145,165.53

Finding the Fourth Proportional to 259,885.29, 358,637.83 and 145,165.53

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Solution

The fourth proportional to 259,885.29, 358,637.83 and 145,165.53 is: 200,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,885.29 : 358,637.83 = 145,165.53 : x
  2. Step 2: Convert to fraction form
    259,885.29/358,637.83 = 145,165.53/x
  3. Step 3: Cross multiply
    259,885.29x = 358,637.83 × 145,165.53
  4. Step 4: Simplify right side
    259,885.29x = 52,061,850,670.00
  5. Step 5: Solve for x
    x = 52,061,850,670.00/259,885.29
  6. Step 6: Final answer
    x = 200,326.27

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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.