Home / 119,784.24-179,673.12-31,037.40

Finding the Fourth Proportional to 119,784.24, 179,673.12 and 31,037.40

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Solution

The fourth proportional to 119,784.24, 179,673.12 and 31,037.40 is: 46,555.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,784.24 : 179,673.12 = 31,037.40 : x
  2. Step 2: Convert to fraction form
    119,784.24/179,673.12 = 31,037.40/x
  3. Step 3: Cross multiply
    119,784.24x = 179,673.12 × 31,037.40
  4. Step 4: Simplify right side
    119,784.24x = 5,576,586,494.69
  5. Step 5: Solve for x
    x = 5,576,586,494.69/119,784.24
  6. Step 6: Final answer
    x = 46,555.26

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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.