Home / 77,025.29-106,284.44-43,029.59

Finding the Fourth Proportional to 77,025.29, 106,284.44 and 43,029.59

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Solution

The fourth proportional to 77,025.29, 106,284.44 and 43,029.59 is: 59,374.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,025.29 : 106,284.44 = 43,029.59 : x
  2. Step 2: Convert to fraction form
    77,025.29/106,284.44 = 43,029.59/x
  3. Step 3: Cross multiply
    77,025.29x = 106,284.44 × 43,029.59
  4. Step 4: Simplify right side
    77,025.29x = 4,573,375,876.58
  5. Step 5: Solve for x
    x = 4,573,375,876.58/77,025.29
  6. Step 6: Final answer
    x = 59,374.99

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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.