Home / 219,296.24-302,648.76-123,826.40

Finding the Fourth Proportional to 219,296.24, 302,648.76 and 123,826.40

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Solution

The fourth proportional to 219,296.24, 302,648.76 and 123,826.40 is: 170,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,296.24 : 302,648.76 = 123,826.40 : x
  2. Step 2: Convert to fraction form
    219,296.24/302,648.76 = 123,826.40/x
  3. Step 3: Cross multiply
    219,296.24x = 302,648.76 × 123,826.40
  4. Step 4: Simplify right side
    219,296.24x = 37,475,906,415.26
  5. Step 5: Solve for x
    x = 37,475,906,415.26/219,296.24
  6. Step 6: Final answer
    x = 170,891.70

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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.