Home / 56,826.78-78,388.85-35,569.14

Finding the Fourth Proportional to 56,826.78, 78,388.85 and 35,569.14

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Solution

The fourth proportional to 56,826.78, 78,388.85 and 35,569.14 is: 49,065.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,826.78 : 78,388.85 = 35,569.14 : x
  2. Step 2: Convert to fraction form
    56,826.78/78,388.85 = 35,569.14/x
  3. Step 3: Cross multiply
    56,826.78x = 78,388.85 × 35,569.14
  4. Step 4: Simplify right side
    56,826.78x = 2,788,223,802.24
  5. Step 5: Solve for x
    x = 2,788,223,802.24/56,826.78
  6. Step 6: Final answer
    x = 49,065.31

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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.