Home / 56,929.48-85,279.98-52,279.06

Finding the Fourth Proportional to 56,929.48, 85,279.98 and 52,279.06

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Solution

The fourth proportional to 56,929.48, 85,279.98 and 52,279.06 is: 78,313.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,929.48 : 85,279.98 = 52,279.06 : x
  2. Step 2: Convert to fraction form
    56,929.48/85,279.98 = 52,279.06/x
  3. Step 3: Cross multiply
    56,929.48x = 85,279.98 × 52,279.06
  4. Step 4: Simplify right side
    56,929.48x = 4,458,357,191.22
  5. Step 5: Solve for x
    x = 4,458,357,191.22/56,929.48
  6. Step 6: Final answer
    x = 78,313.68

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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.