Home / 56,392.11-84,090.33-55,885.95

Finding the Fourth Proportional to 56,392.11, 84,090.33 and 55,885.95

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Solution

The fourth proportional to 56,392.11, 84,090.33 and 55,885.95 is: 83,335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,392.11 : 84,090.33 = 55,885.95 : x
  2. Step 2: Convert to fraction form
    56,392.11/84,090.33 = 55,885.95/x
  3. Step 3: Cross multiply
    56,392.11x = 84,090.33 × 55,885.95
  4. Step 4: Simplify right side
    56,392.11x = 4,699,467,977.86
  5. Step 5: Solve for x
    x = 4,699,467,977.86/56,392.11
  6. Step 6: Final answer
    x = 83,335.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.