Home / 75,565.19-104,294.86-43,321.45

Finding the Fourth Proportional to 75,565.19, 104,294.86 and 43,321.45

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Solution

The fourth proportional to 75,565.19, 104,294.86 and 43,321.45 is: 59,792.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,565.19 : 104,294.86 = 43,321.45 : x
  2. Step 2: Convert to fraction form
    75,565.19/104,294.86 = 43,321.45/x
  3. Step 3: Cross multiply
    75,565.19x = 104,294.86 × 43,321.45
  4. Step 4: Simplify right side
    75,565.19x = 4,518,204,389.26
  5. Step 5: Solve for x
    x = 4,518,204,389.26/75,565.19
  6. Step 6: Final answer
    x = 59,792.14

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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.