Home / 165,389.64-248,047.11-47,058.36

Finding the Fourth Proportional to 165,389.64, 248,047.11 and 47,058.36

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Solution

The fourth proportional to 165,389.64, 248,047.11 and 47,058.36 is: 70,576.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,389.64 : 248,047.11 = 47,058.36 : x
  2. Step 2: Convert to fraction form
    165,389.64/248,047.11 = 47,058.36/x
  3. Step 3: Cross multiply
    165,389.64x = 248,047.11 × 47,058.36
  4. Step 4: Simplify right side
    165,389.64x = 11,672,690,199.34
  5. Step 5: Solve for x
    x = 11,672,690,199.34/165,389.64
  6. Step 6: Final answer
    x = 70,576.91

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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.