Home / 250,022.58-345,017.93-136,823.46

Finding the Fourth Proportional to 250,022.58, 345,017.93 and 136,823.46

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Solution

The fourth proportional to 250,022.58, 345,017.93 and 136,823.46 is: 188,809.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,022.58 : 345,017.93 = 136,823.46 : x
  2. Step 2: Convert to fraction form
    250,022.58/345,017.93 = 136,823.46/x
  3. Step 3: Cross multiply
    250,022.58x = 345,017.93 × 136,823.46
  4. Step 4: Simplify right side
    250,022.58x = 47,206,546,260.52
  5. Step 5: Solve for x
    x = 47,206,546,260.52/250,022.58
  6. Step 6: Final answer
    x = 188,809.13

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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.