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Finding the Fourth Proportional to 293,799.54, 440,730.90 and 125,337.67

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Solution

The fourth proportional to 293,799.54, 440,730.90 and 125,337.67 is: 188,019.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,799.54 : 440,730.90 = 125,337.67 : x
  2. Step 2: Convert to fraction form
    293,799.54/440,730.90 = 125,337.67/x
  3. Step 3: Cross multiply
    293,799.54x = 440,730.90 × 125,337.67
  4. Step 4: Simplify right side
    293,799.54x = 55,240,184,103.00
  5. Step 5: Solve for x
    x = 55,240,184,103.00/293,799.54
  6. Step 6: Final answer
    x = 188,019.98

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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.