Home / 94,173.58-129,981.96-53,910.61

Finding the Fourth Proportional to 94,173.58, 129,981.96 and 53,910.61

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Solution

The fourth proportional to 94,173.58, 129,981.96 and 53,910.61 is: 74,409.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,173.58 : 129,981.96 = 53,910.61 : x
  2. Step 2: Convert to fraction form
    94,173.58/129,981.96 = 53,910.61/x
  3. Step 3: Cross multiply
    94,173.58x = 129,981.96 × 53,910.61
  4. Step 4: Simplify right side
    94,173.58x = 7,007,406,752.60
  5. Step 5: Solve for x
    x = 7,007,406,752.60/94,173.58
  6. Step 6: Final answer
    x = 74,409.48

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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.