Home / 56,118.24-84,165.28-21,060.48

Finding the Fourth Proportional to 56,118.24, 84,165.28 and 21,060.48

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Solution

The fourth proportional to 56,118.24, 84,165.28 and 21,060.48 is: 31,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,118.24 : 84,165.28 = 21,060.48 : x
  2. Step 2: Convert to fraction form
    56,118.24/84,165.28 = 21,060.48/x
  3. Step 3: Cross multiply
    56,118.24x = 84,165.28 × 21,060.48
  4. Step 4: Simplify right side
    56,118.24x = 1,772,561,196.13
  5. Step 5: Solve for x
    x = 1,772,561,196.13/56,118.24
  6. Step 6: Final answer
    x = 31,586.19

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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.