Home / 219,282.34-302,617.47-123,806.02

Finding the Fourth Proportional to 219,282.34, 302,617.47 and 123,806.02

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Solution

The fourth proportional to 219,282.34, 302,617.47 and 123,806.02 is: 170,856.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,282.34 : 302,617.47 = 123,806.02 : x
  2. Step 2: Convert to fraction form
    219,282.34/302,617.47 = 123,806.02/x
  3. Step 3: Cross multiply
    219,282.34x = 302,617.47 × 123,806.02
  4. Step 4: Simplify right side
    219,282.34x = 37,465,864,543.17
  5. Step 5: Solve for x
    x = 37,465,864,543.17/219,282.34
  6. Step 6: Final answer
    x = 170,856.73

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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.