Home / 250,969.26-346,220.55-155,441.10

Finding the Fourth Proportional to 250,969.26, 346,220.55 and 155,441.10

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Solution

The fourth proportional to 250,969.26, 346,220.55 and 155,441.10 is: 214,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,969.26 : 346,220.55 = 155,441.10 : x
  2. Step 2: Convert to fraction form
    250,969.26/346,220.55 = 155,441.10/x
  3. Step 3: Cross multiply
    250,969.26x = 346,220.55 × 155,441.10
  4. Step 4: Simplify right side
    250,969.26x = 53,816,903,134.61
  5. Step 5: Solve for x
    x = 53,816,903,134.61/250,969.26
  6. Step 6: Final answer
    x = 214,436.23

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1.5x scale

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.