Home / 291,948.43-402,888.89-164,624.02

Finding the Fourth Proportional to 291,948.43, 402,888.89 and 164,624.02

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Solution

The fourth proportional to 291,948.43, 402,888.89 and 164,624.02 is: 227,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,948.43 : 402,888.89 = 164,624.02 : x
  2. Step 2: Convert to fraction form
    291,948.43/402,888.89 = 164,624.02/x
  3. Step 3: Cross multiply
    291,948.43x = 402,888.89 × 164,624.02
  4. Step 4: Simplify right side
    291,948.43x = 66,325,188,685.14
  5. Step 5: Solve for x
    x = 66,325,188,685.14/291,948.43
  6. Step 6: Final answer
    x = 227,181.18

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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.