Home / 79,124.96-118,695.52-26,539.68

Finding the Fourth Proportional to 79,124.96, 118,695.52 and 26,539.68

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Solution

The fourth proportional to 79,124.96, 118,695.52 and 26,539.68 is: 39,812.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,124.96 : 118,695.52 = 26,539.68 : x
  2. Step 2: Convert to fraction form
    79,124.96/118,695.52 = 26,539.68/x
  3. Step 3: Cross multiply
    79,124.96x = 118,695.52 × 26,539.68
  4. Step 4: Simplify right side
    79,124.96x = 3,150,141,118.23
  5. Step 5: Solve for x
    x = 3,150,141,118.23/79,124.96
  6. Step 6: Final answer
    x = 39,812.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.