Home / 667,565.07-1,001,336.67-162,130.20

Finding the Fourth Proportional to 667,565.07, 1,001,336.67 and 162,130.20

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Solution

The fourth proportional to 667,565.07, 1,001,336.67 and 162,130.20 is: 243,192.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,565.07 : 1,001,336.67 = 162,130.20 : x
  2. Step 2: Convert to fraction form
    667,565.07/1,001,336.67 = 162,130.20/x
  3. Step 3: Cross multiply
    667,565.07x = 1,001,336.67 × 162,130.20
  4. Step 4: Simplify right side
    667,565.07x = 162,346,914,574.43
  5. Step 5: Solve for x
    x = 162,346,914,574.43/667,565.07
  6. Step 6: Final answer
    x = 243,192.64

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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.