Home / 92,966.29-128,294.40-55,233.25

Finding the Fourth Proportional to 92,966.29, 128,294.40 and 55,233.25

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Solution

The fourth proportional to 92,966.29, 128,294.40 and 55,233.25 is: 76,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,966.29 : 128,294.40 = 55,233.25 : x
  2. Step 2: Convert to fraction form
    92,966.29/128,294.40 = 55,233.25/x
  3. Step 3: Cross multiply
    92,966.29x = 128,294.40 × 55,233.25
  4. Step 4: Simplify right side
    92,966.29x = 7,086,116,668.80
  5. Step 5: Solve for x
    x = 7,086,116,668.80/92,966.29
  6. Step 6: Final answer
    x = 76,222.43

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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.