Home / 288,700.10-433,022.27-88,966.86

Finding the Fourth Proportional to 288,700.10, 433,022.27 and 88,966.86

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Solution

The fourth proportional to 288,700.10, 433,022.27 and 88,966.86 is: 133,441.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,700.10 : 433,022.27 = 88,966.86 : x
  2. Step 2: Convert to fraction form
    288,700.10/433,022.27 = 88,966.86/x
  3. Step 3: Cross multiply
    288,700.10x = 433,022.27 × 88,966.86
  4. Step 4: Simplify right side
    288,700.10x = 38,524,629,062.03
  5. Step 5: Solve for x
    x = 38,524,629,062.03/288,700.10
  6. Step 6: Final answer
    x = 133,441.69

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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.