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Finding the Fourth Proportional to 58,668.76, 88,016.10 and 17,119

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Solution

The fourth proportional to 58,668.76, 88,016.10 and 17,119 is: 25,682.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,668.76 : 88,016.10 = 17,119 : x
  2. Step 2: Convert to fraction form
    58,668.76/88,016.10 = 17,119/x
  3. Step 3: Cross multiply
    58,668.76x = 88,016.10 × 17,119
  4. Step 4: Simplify right side
    58,668.76x = 1,506,747,615.90
  5. Step 5: Solve for x
    x = 1,506,747,615.90/58,668.76
  6. Step 6: Final answer
    x = 25,682.28

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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.