Home / 75,012.48-103,511.52-41,476.32

Finding the Fourth Proportional to 75,012.48, 103,511.52 and 41,476.32

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Solution

The fourth proportional to 75,012.48, 103,511.52 and 41,476.32 is: 57,234.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,012.48 : 103,511.52 = 41,476.32 : x
  2. Step 2: Convert to fraction form
    75,012.48/103,511.52 = 41,476.32/x
  3. Step 3: Cross multiply
    75,012.48x = 103,511.52 × 41,476.32
  4. Step 4: Simplify right side
    75,012.48x = 4,293,276,927.21
  5. Step 5: Solve for x
    x = 4,293,276,927.21/75,012.48
  6. Step 6: Final answer
    x = 57,234.17

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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.