Home / 56,824.48-78,400.38-32,946.36

Finding the Fourth Proportional to 56,824.48, 78,400.38 and 32,946.36

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Solution

The fourth proportional to 56,824.48, 78,400.38 and 32,946.36 is: 45,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,824.48 : 78,400.38 = 32,946.36 : x
  2. Step 2: Convert to fraction form
    56,824.48/78,400.38 = 32,946.36/x
  3. Step 3: Cross multiply
    56,824.48x = 78,400.38 × 32,946.36
  4. Step 4: Simplify right side
    56,824.48x = 2,583,007,143.62
  5. Step 5: Solve for x
    x = 2,583,007,143.62/56,824.48
  6. Step 6: Final answer
    x = 45,455.89

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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.