Home / 250,214.64-345,210.42-142,707.36

Finding the Fourth Proportional to 250,214.64, 345,210.42 and 142,707.36

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Solution

The fourth proportional to 250,214.64, 345,210.42 and 142,707.36 is: 196,887.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,214.64 : 345,210.42 = 142,707.36 : x
  2. Step 2: Convert to fraction form
    250,214.64/345,210.42 = 142,707.36/x
  3. Step 3: Cross multiply
    250,214.64x = 345,210.42 × 142,707.36
  4. Step 4: Simplify right side
    250,214.64x = 49,264,067,682.69
  5. Step 5: Solve for x
    x = 49,264,067,682.69/250,214.64
  6. Step 6: Final answer
    x = 196,887.23

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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.