Home / 165,159.15-247,748.15-46,821.20

Finding the Fourth Proportional to 165,159.15, 247,748.15 and 46,821.20

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Solution

The fourth proportional to 165,159.15, 247,748.15 and 46,821.20 is: 70,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,159.15 : 247,748.15 = 46,821.20 : x
  2. Step 2: Convert to fraction form
    165,159.15/247,748.15 = 46,821.20/x
  3. Step 3: Cross multiply
    165,159.15x = 247,748.15 × 46,821.20
  4. Step 4: Simplify right side
    165,159.15x = 11,599,864,207.93
  5. Step 5: Solve for x
    x = 11,599,864,207.93/165,159.15
  6. Step 6: Final answer
    x = 70,234.46

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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.