Home / 53,419.34-80,085.09-31,177.82

Finding the Fourth Proportional to 53,419.34, 80,085.09 and 31,177.82

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Solution

The fourth proportional to 53,419.34, 80,085.09 and 31,177.82 is: 46,741.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,419.34 : 80,085.09 = 31,177.82 : x
  2. Step 2: Convert to fraction form
    53,419.34/80,085.09 = 31,177.82/x
  3. Step 3: Cross multiply
    53,419.34x = 80,085.09 × 31,177.82
  4. Step 4: Simplify right side
    53,419.34x = 2,496,878,520.70
  5. Step 5: Solve for x
    x = 2,496,878,520.70/53,419.34
  6. Step 6: Final answer
    x = 46,741.10

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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.