Home / 69,610.12-96,025.68-42,758.68

Finding the Fourth Proportional to 69,610.12, 96,025.68 and 42,758.68

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Solution

The fourth proportional to 69,610.12, 96,025.68 and 42,758.68 is: 58,984.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,610.12 : 96,025.68 = 42,758.68 : x
  2. Step 2: Convert to fraction form
    69,610.12/96,025.68 = 42,758.68/x
  3. Step 3: Cross multiply
    69,610.12x = 96,025.68 × 42,758.68
  4. Step 4: Simplify right side
    69,610.12x = 4,105,931,322.90
  5. Step 5: Solve for x
    x = 4,105,931,322.90/69,610.12
  6. Step 6: Final answer
    x = 58,984.69

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1.5x scale

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.