Home / 381,088.06-571,632.30-96,799.93

Finding the Fourth Proportional to 381,088.06, 571,632.30 and 96,799.93

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Solution

The fourth proportional to 381,088.06, 571,632.30 and 96,799.93 is: 145,199.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,088.06 : 571,632.30 = 96,799.93 : x
  2. Step 2: Convert to fraction form
    381,088.06/571,632.30 = 96,799.93/x
  3. Step 3: Cross multiply
    381,088.06x = 571,632.30 × 96,799.93
  4. Step 4: Simplify right side
    381,088.06x = 55,333,966,625.74
  5. Step 5: Solve for x
    x = 55,333,966,625.74/381,088.06
  6. Step 6: Final answer
    x = 145,199.95

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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.