Home / 250,080.47-345,111.06-136,903.22

Finding the Fourth Proportional to 250,080.47, 345,111.06 and 136,903.22

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Solution

The fourth proportional to 250,080.47, 345,111.06 and 136,903.22 is: 188,926.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,080.47 : 345,111.06 = 136,903.22 : x
  2. Step 2: Convert to fraction form
    250,080.47/345,111.06 = 136,903.22/x
  3. Step 3: Cross multiply
    250,080.47x = 345,111.06 × 136,903.22
  4. Step 4: Simplify right side
    250,080.47x = 47,246,815,453.61
  5. Step 5: Solve for x
    x = 47,246,815,453.61/250,080.47
  6. Step 6: Final answer
    x = 188,926.45

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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.