Home / 56,139.07-77,469.99-33,466.39

Finding the Fourth Proportional to 56,139.07, 77,469.99 and 33,466.39

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Solution

The fourth proportional to 56,139.07, 77,469.99 and 33,466.39 is: 46,182.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,139.07 : 77,469.99 = 33,466.39 : x
  2. Step 2: Convert to fraction form
    56,139.07/77,469.99 = 33,466.39/x
  3. Step 3: Cross multiply
    56,139.07x = 77,469.99 × 33,466.39
  4. Step 4: Simplify right side
    56,139.07x = 2,592,640,898.64
  5. Step 5: Solve for x
    x = 2,592,640,898.64/56,139.07
  6. Step 6: Final answer
    x = 46,182.47

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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.