Home / 177,815.95-245,385.86-97,243.43

Finding the Fourth Proportional to 177,815.95, 245,385.86 and 97,243.43

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Solution

The fourth proportional to 177,815.95, 245,385.86 and 97,243.43 is: 134,195.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,815.95 : 245,385.86 = 97,243.43 : x
  2. Step 2: Convert to fraction form
    177,815.95/245,385.86 = 97,243.43/x
  3. Step 3: Cross multiply
    177,815.95x = 245,385.86 × 97,243.43
  4. Step 4: Simplify right side
    177,815.95x = 23,862,160,986.75
  5. Step 5: Solve for x
    x = 23,862,160,986.75/177,815.95
  6. Step 6: Final answer
    x = 134,195.84

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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.