Home / 107,289.23-160,933.85-57,217.64

Finding the Fourth Proportional to 107,289.23, 160,933.85 and 57,217.64

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Solution

The fourth proportional to 107,289.23, 160,933.85 and 57,217.64 is: 85,826.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,289.23 : 160,933.85 = 57,217.64 : x
  2. Step 2: Convert to fraction form
    107,289.23/160,933.85 = 57,217.64/x
  3. Step 3: Cross multiply
    107,289.23x = 160,933.85 × 57,217.64
  4. Step 4: Simplify right side
    107,289.23x = 9,208,254,431.49
  5. Step 5: Solve for x
    x = 9,208,254,431.49/107,289.23
  6. Step 6: Final answer
    x = 85,826.45

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1.5x scale

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.