Home / 69,455.02-95,849.83-39,239.74

Finding the Fourth Proportional to 69,455.02, 95,849.83 and 39,239.74

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Solution

The fourth proportional to 69,455.02, 95,849.83 and 39,239.74 is: 54,151.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,455.02 : 95,849.83 = 39,239.74 : x
  2. Step 2: Convert to fraction form
    69,455.02/95,849.83 = 39,239.74/x
  3. Step 3: Cross multiply
    69,455.02x = 95,849.83 × 39,239.74
  4. Step 4: Simplify right side
    69,455.02x = 3,761,122,577.11
  5. Step 5: Solve for x
    x = 3,761,122,577.11/69,455.02
  6. Step 6: Final answer
    x = 54,151.92

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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.