Home / 250,064.24-345,063-142,626.16

Finding the Fourth Proportional to 250,064.24, 345,063 and 142,626.16

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Solution

The fourth proportional to 250,064.24, 345,063 and 142,626.16 is: 196,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,064.24 : 345,063 = 142,626.16 : x
  2. Step 2: Convert to fraction form
    250,064.24/345,063 = 142,626.16/x
  3. Step 3: Cross multiply
    250,064.24x = 345,063 × 142,626.16
  4. Step 4: Simplify right side
    250,064.24x = 49,215,010,648.08
  5. Step 5: Solve for x
    x = 49,215,010,648.08/250,064.24
  6. Step 6: Final answer
    x = 196,809.47

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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.