Home / 251,052.37-346,451.86-137,875.12

Finding the Fourth Proportional to 251,052.37, 346,451.86 and 137,875.12

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Solution

The fourth proportional to 251,052.37, 346,451.86 and 137,875.12 is: 190,267.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,052.37 : 346,451.86 = 137,875.12 : x
  2. Step 2: Convert to fraction form
    251,052.37/346,451.86 = 137,875.12/x
  3. Step 3: Cross multiply
    251,052.37x = 346,451.86 × 137,875.12
  4. Step 4: Simplify right side
    251,052.37x = 47,767,091,771.72
  5. Step 5: Solve for x
    x = 47,767,091,771.72/251,052.37
  6. Step 6: Final answer
    x = 190,267.44

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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.