Home / 84,371,173.14-126,350,379.77-76,192,298.58

Finding the Fourth Proportional to 84,371,173.14, 126,350,379.77 and 76,192,298.58

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Solution

The fourth proportional to 84,371,173.14, 126,350,379.77 and 76,192,298.58 is: 114,102,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,371,173.14 : 126,350,379.77 = 76,192,298.58 : x
  2. Step 2: Convert to fraction form
    84,371,173.14/126,350,379.77 = 76,192,298.58/x
  3. Step 3: Cross multiply
    84,371,173.14x = 126,350,379.77 × 76,192,298.58
  4. Step 4: Simplify right side
    84,371,173.14x = 9,626,925,861,132,232
  5. Step 5: Solve for x
    x = 9,626,925,861,132,232/84,371,173.14
  6. Step 6: Final answer
    x = 114,102,074.24

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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.