Home / 251,042.22-346,444.29-137,867.40

Finding the Fourth Proportional to 251,042.22, 346,444.29 and 137,867.40

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Solution

The fourth proportional to 251,042.22, 346,444.29 and 137,867.40 is: 190,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,042.22 : 346,444.29 = 137,867.40 : x
  2. Step 2: Convert to fraction form
    251,042.22/346,444.29 = 137,867.40/x
  3. Step 3: Cross multiply
    251,042.22x = 346,444.29 × 137,867.40
  4. Step 4: Simplify right side
    251,042.22x = 47,763,373,507.15
  5. Step 5: Solve for x
    x = 47,763,373,507.15/251,042.22
  6. Step 6: Final answer
    x = 190,260.32

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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.