Home / 291,891.42-402,801.03-164,565.18

Finding the Fourth Proportional to 291,891.42, 402,801.03 and 164,565.18

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Solution

The fourth proportional to 291,891.42, 402,801.03 and 164,565.18 is: 227,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,891.42 : 402,801.03 = 164,565.18 : x
  2. Step 2: Convert to fraction form
    291,891.42/402,801.03 = 164,565.18/x
  3. Step 3: Cross multiply
    291,891.42x = 402,801.03 × 164,565.18
  4. Step 4: Simplify right side
    291,891.42x = 66,287,024,006.14
  5. Step 5: Solve for x
    x = 66,287,024,006.14/291,891.42
  6. Step 6: Final answer
    x = 227,094.80

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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.