Home / 150,565.48-207,784.02-82,585.24

Finding the Fourth Proportional to 150,565.48, 207,784.02 and 82,585.24

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Solution

The fourth proportional to 150,565.48, 207,784.02 and 82,585.24 is: 113,969.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,565.48 : 207,784.02 = 82,585.24 : x
  2. Step 2: Convert to fraction form
    150,565.48/207,784.02 = 82,585.24/x
  3. Step 3: Cross multiply
    150,565.48x = 207,784.02 × 82,585.24
  4. Step 4: Simplify right side
    150,565.48x = 17,159,893,159.86
  5. Step 5: Solve for x
    x = 17,159,893,159.86/150,565.48
  6. Step 6: Final answer
    x = 113,969.64

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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.