Home / 56,834.90-78,432.00-32,975.54

Finding the Fourth Proportional to 56,834.90, 78,432.00 and 32,975.54

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Solution

The fourth proportional to 56,834.90, 78,432.00 and 32,975.54 is: 45,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,834.90 : 78,432.00 = 32,975.54 : x
  2. Step 2: Convert to fraction form
    56,834.90/78,432.00 = 32,975.54/x
  3. Step 3: Cross multiply
    56,834.90x = 78,432.00 × 32,975.54
  4. Step 4: Simplify right side
    56,834.90x = 2,586,337,388.40
  5. Step 5: Solve for x
    x = 2,586,337,388.40/56,834.90
  6. Step 6: Final answer
    x = 45,506.15

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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.