Home / 102,204.79-141,030.82-59,185.11

Finding the Fourth Proportional to 102,204.79, 141,030.82 and 59,185.11

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Solution

The fourth proportional to 102,204.79, 141,030.82 and 59,185.11 is: 81,668.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,204.79 : 141,030.82 = 59,185.11 : x
  2. Step 2: Convert to fraction form
    102,204.79/141,030.82 = 59,185.11/x
  3. Step 3: Cross multiply
    102,204.79x = 141,030.82 × 59,185.11
  4. Step 4: Simplify right side
    102,204.79x = 8,346,925,197.94
  5. Step 5: Solve for x
    x = 8,346,925,197.94/102,204.79
  6. Step 6: Final answer
    x = 81,668.63

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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.