Home / 103,347.29-142,618.83-58,025.36

Finding the Fourth Proportional to 103,347.29, 142,618.83 and 58,025.36

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Solution

The fourth proportional to 103,347.29, 142,618.83 and 58,025.36 is: 80,074.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,347.29 : 142,618.83 = 58,025.36 : x
  2. Step 2: Convert to fraction form
    103,347.29/142,618.83 = 58,025.36/x
  3. Step 3: Cross multiply
    103,347.29x = 142,618.83 × 58,025.36
  4. Step 4: Simplify right side
    103,347.29x = 8,275,509,092.48
  5. Step 5: Solve for x
    x = 8,275,509,092.48/103,347.29
  6. Step 6: Final answer
    x = 80,074.75

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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.