Home / 165,341.40-248,014.98-47,015.88

Finding the Fourth Proportional to 165,341.40, 248,014.98 and 47,015.88

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Solution

The fourth proportional to 165,341.40, 248,014.98 and 47,015.88 is: 70,524.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,341.40 : 248,014.98 = 47,015.88 : x
  2. Step 2: Convert to fraction form
    165,341.40/248,014.98 = 47,015.88/x
  3. Step 3: Cross multiply
    165,341.40x = 248,014.98 × 47,015.88
  4. Step 4: Simplify right side
    165,341.40x = 11,660,642,537.88
  5. Step 5: Solve for x
    x = 11,660,642,537.88/165,341.40
  6. Step 6: Final answer
    x = 70,524.64

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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.