Home / 212,326.20-293,001.37-115,530.46

Finding the Fourth Proportional to 212,326.20, 293,001.37 and 115,530.46

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Solution

The fourth proportional to 212,326.20, 293,001.37 and 115,530.46 is: 159,427.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,326.20 : 293,001.37 = 115,530.46 : x
  2. Step 2: Convert to fraction form
    212,326.20/293,001.37 = 115,530.46/x
  3. Step 3: Cross multiply
    212,326.20x = 293,001.37 × 115,530.46
  4. Step 4: Simplify right side
    212,326.20x = 33,850,583,056.73
  5. Step 5: Solve for x
    x = 33,850,583,056.73/212,326.20
  6. Step 6: Final answer
    x = 159,427.25

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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.