Home / 56,733.90-78,285.99-32,857.26

Finding the Fourth Proportional to 56,733.90, 78,285.99 and 32,857.26

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Solution

The fourth proportional to 56,733.90, 78,285.99 and 32,857.26 is: 45,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,733.90 : 78,285.99 = 32,857.26 : x
  2. Step 2: Convert to fraction form
    56,733.90/78,285.99 = 32,857.26/x
  3. Step 3: Cross multiply
    56,733.90x = 78,285.99 × 32,857.26
  4. Step 4: Simplify right side
    56,733.90x = 2,572,263,127.79
  5. Step 5: Solve for x
    x = 2,572,263,127.79/56,733.90
  6. Step 6: Final answer
    x = 45,339.09

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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.