Home / 56,988.20-85,455.46-33,302.58

Finding the Fourth Proportional to 56,988.20, 85,455.46 and 33,302.58

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Solution

The fourth proportional to 56,988.20, 85,455.46 and 33,302.58 is: 49,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,988.20 : 85,455.46 = 33,302.58 : x
  2. Step 2: Convert to fraction form
    56,988.20/85,455.46 = 33,302.58/x
  3. Step 3: Cross multiply
    56,988.20x = 85,455.46 × 33,302.58
  4. Step 4: Simplify right side
    56,988.20x = 2,845,887,293.09
  5. Step 5: Solve for x
    x = 2,845,887,293.09/56,988.20
  6. Step 6: Final answer
    x = 49,938.19

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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.