Home / 96,901.76-133,694.38-56,586.44

Finding the Fourth Proportional to 96,901.76, 133,694.38 and 56,586.44

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Solution

The fourth proportional to 96,901.76, 133,694.38 and 56,586.44 is: 78,071.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,901.76 : 133,694.38 = 56,586.44 : x
  2. Step 2: Convert to fraction form
    96,901.76/133,694.38 = 56,586.44/x
  3. Step 3: Cross multiply
    96,901.76x = 133,694.38 × 56,586.44
  4. Step 4: Simplify right side
    96,901.76x = 7,565,289,012.21
  5. Step 5: Solve for x
    x = 7,565,289,012.21/96,901.76
  6. Step 6: Final answer
    x = 78,071.74

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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.