Home / 301,721.52-452,582.32-77,082.48

Finding the Fourth Proportional to 301,721.52, 452,582.32 and 77,082.48

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Solution

The fourth proportional to 301,721.52, 452,582.32 and 77,082.48 is: 115,623.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,721.52 : 452,582.32 = 77,082.48 : x
  2. Step 2: Convert to fraction form
    301,721.52/452,582.32 = 77,082.48/x
  3. Step 3: Cross multiply
    301,721.52x = 452,582.32 × 77,082.48
  4. Step 4: Simplify right side
    301,721.52x = 34,886,167,629.75
  5. Step 5: Solve for x
    x = 34,886,167,629.75/301,721.52
  6. Step 6: Final answer
    x = 115,623.73

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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.