Home / 165,392.64-248,051.70-47,061.36

Finding the Fourth Proportional to 165,392.64, 248,051.70 and 47,061.36

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Solution

The fourth proportional to 165,392.64, 248,051.70 and 47,061.36 is: 70,581.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,392.64 : 248,051.70 = 47,061.36 : x
  2. Step 2: Convert to fraction form
    165,392.64/248,051.70 = 47,061.36/x
  3. Step 3: Cross multiply
    165,392.64x = 248,051.70 × 47,061.36
  4. Step 4: Simplify right side
    165,392.64x = 11,673,650,352.31
  5. Step 5: Solve for x
    x = 11,673,650,352.31/165,392.64
  6. Step 6: Final answer
    x = 70,581.44

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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.