Home / 250,112.40-345,122.28-153,359.52

Finding the Fourth Proportional to 250,112.40, 345,122.28 and 153,359.52

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Solution

The fourth proportional to 250,112.40, 345,122.28 and 153,359.52 is: 211,616.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,112.40 : 345,122.28 = 153,359.52 : x
  2. Step 2: Convert to fraction form
    250,112.40/345,122.28 = 153,359.52/x
  3. Step 3: Cross multiply
    250,112.40x = 345,122.28 × 153,359.52
  4. Step 4: Simplify right side
    250,112.40x = 52,927,787,202.11
  5. Step 5: Solve for x
    x = 52,927,787,202.11/250,112.40
  6. Step 6: Final answer
    x = 211,616.01

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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.