Home / 219,545.19-302,964.63-124,049.82

Finding the Fourth Proportional to 219,545.19, 302,964.63 and 124,049.82

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Solution

The fourth proportional to 219,545.19, 302,964.63 and 124,049.82 is: 171,184.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,545.19 : 302,964.63 = 124,049.82 : x
  2. Step 2: Convert to fraction form
    219,545.19/302,964.63 = 124,049.82/x
  3. Step 3: Cross multiply
    219,545.19x = 302,964.63 × 124,049.82
  4. Step 4: Simplify right side
    219,545.19x = 37,582,707,817.87
  5. Step 5: Solve for x
    x = 37,582,707,817.87/219,545.19
  6. Step 6: Final answer
    x = 171,184.38

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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.