Home / 281,526.12-388,358.82-174,061.80

Finding the Fourth Proportional to 281,526.12, 388,358.82 and 174,061.80

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Solution

The fourth proportional to 281,526.12, 388,358.82 and 174,061.80 is: 240,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,526.12 : 388,358.82 = 174,061.80 : x
  2. Step 2: Convert to fraction form
    281,526.12/388,358.82 = 174,061.80/x
  3. Step 3: Cross multiply
    281,526.12x = 388,358.82 × 174,061.80
  4. Step 4: Simplify right side
    281,526.12x = 67,598,435,255.08
  5. Step 5: Solve for x
    x = 67,598,435,255.08/281,526.12
  6. Step 6: Final answer
    x = 240,114.26

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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.