Home / 214,875.18-322,201.40-113,728.05

Finding the Fourth Proportional to 214,875.18, 322,201.40 and 113,728.05

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Solution

The fourth proportional to 214,875.18, 322,201.40 and 113,728.05 is: 170,533.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,875.18 : 322,201.40 = 113,728.05 : x
  2. Step 2: Convert to fraction form
    214,875.18/322,201.40 = 113,728.05/x
  3. Step 3: Cross multiply
    214,875.18x = 322,201.40 × 113,728.05
  4. Step 4: Simplify right side
    214,875.18x = 36,643,336,360.63
  5. Step 5: Solve for x
    x = 36,643,336,360.63/214,875.18
  6. Step 6: Final answer
    x = 170,533.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.