Home / 56,142.10-84,221.80-22,864.46

Finding the Fourth Proportional to 56,142.10, 84,221.80 and 22,864.46

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Solution

The fourth proportional to 56,142.10, 84,221.80 and 22,864.46 is: 34,300.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,142.10 : 84,221.80 = 22,864.46 : x
  2. Step 2: Convert to fraction form
    56,142.10/84,221.80 = 22,864.46/x
  3. Step 3: Cross multiply
    56,142.10x = 84,221.80 × 22,864.46
  4. Step 4: Simplify right side
    56,142.10x = 1,925,685,977.23
  5. Step 5: Solve for x
    x = 1,925,685,977.23/56,142.10
  6. Step 6: Final answer
    x = 34,300.21

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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.