Home / 250,079.25-345,109.64-136,902.27

Finding the Fourth Proportional to 250,079.25, 345,109.64 and 136,902.27

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Solution

The fourth proportional to 250,079.25, 345,109.64 and 136,902.27 is: 188,925.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,079.25 : 345,109.64 = 136,902.27 : x
  2. Step 2: Convert to fraction form
    250,079.25/345,109.64 = 136,902.27/x
  3. Step 3: Cross multiply
    250,079.25x = 345,109.64 × 136,902.27
  4. Step 4: Simplify right side
    250,079.25x = 47,246,292,430.37
  5. Step 5: Solve for x
    x = 47,246,292,430.37/250,079.25
  6. Step 6: Final answer
    x = 188,925.28

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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.