Home / 177,386.02-265,847.99-72,081.88

Finding the Fourth Proportional to 177,386.02, 265,847.99 and 72,081.88

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Solution

The fourth proportional to 177,386.02, 265,847.99 and 72,081.88 is: 108,028.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,386.02 : 265,847.99 = 72,081.88 : x
  2. Step 2: Convert to fraction form
    177,386.02/265,847.99 = 72,081.88/x
  3. Step 3: Cross multiply
    177,386.02x = 265,847.99 × 72,081.88
  4. Step 4: Simplify right side
    177,386.02x = 19,162,821,584.18
  5. Step 5: Solve for x
    x = 19,162,821,584.18/177,386.02
  6. Step 6: Final answer
    x = 108,028.93

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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.