Home / 56,193.75-77,551.02-31,043.25

Finding the Fourth Proportional to 56,193.75, 77,551.02 and 31,043.25

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Solution

The fourth proportional to 56,193.75, 77,551.02 and 31,043.25 is: 42,841.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,193.75 : 77,551.02 = 31,043.25 : x
  2. Step 2: Convert to fraction form
    56,193.75/77,551.02 = 31,043.25/x
  3. Step 3: Cross multiply
    56,193.75x = 77,551.02 × 31,043.25
  4. Step 4: Simplify right side
    56,193.75x = 2,407,435,701.62
  5. Step 5: Solve for x
    x = 2,407,435,701.62/56,193.75
  6. Step 6: Final answer
    x = 42,841.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.