Home / 83,946.24-126,043.44-56,040.16

Finding the Fourth Proportional to 83,946.24, 126,043.44 and 56,040.16

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Solution

The fourth proportional to 83,946.24, 126,043.44 and 56,040.16 is: 84,143.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,946.24 : 126,043.44 = 56,040.16 : x
  2. Step 2: Convert to fraction form
    83,946.24/126,043.44 = 56,040.16/x
  3. Step 3: Cross multiply
    83,946.24x = 126,043.44 × 56,040.16
  4. Step 4: Simplify right side
    83,946.24x = 7,063,494,544.55
  5. Step 5: Solve for x
    x = 7,063,494,544.55/83,946.24
  6. Step 6: Final answer
    x = 84,143.07

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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.