Home / 56,377.69-77,801.36-31,227.19

Finding the Fourth Proportional to 56,377.69, 77,801.36 and 31,227.19

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Solution

The fourth proportional to 56,377.69, 77,801.36 and 31,227.19 is: 43,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,377.69 : 77,801.36 = 31,227.19 : x
  2. Step 2: Convert to fraction form
    56,377.69/77,801.36 = 31,227.19/x
  3. Step 3: Cross multiply
    56,377.69x = 77,801.36 × 31,227.19
  4. Step 4: Simplify right side
    56,377.69x = 2,429,517,675.99
  5. Step 5: Solve for x
    x = 2,429,517,675.99/56,377.69
  6. Step 6: Final answer
    x = 43,093.60

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1.5x scale

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.