Home / 303,402.24-455,064.48-93,022.56

Finding the Fourth Proportional to 303,402.24, 455,064.48 and 93,022.56

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Solution

The fourth proportional to 303,402.24, 455,064.48 and 93,022.56 is: 139,521.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,402.24 : 455,064.48 = 93,022.56 : x
  2. Step 2: Convert to fraction form
    303,402.24/455,064.48 = 93,022.56/x
  3. Step 3: Cross multiply
    303,402.24x = 455,064.48 × 93,022.56
  4. Step 4: Simplify right side
    303,402.24x = 42,331,262,894.67
  5. Step 5: Solve for x
    x = 42,331,262,894.67/303,402.24
  6. Step 6: Final answer
    x = 139,521.92

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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.