Home / 113,790.24-170,689.01-38,907.36

Finding the Fourth Proportional to 113,790.24, 170,689.01 and 38,907.36

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Solution

The fourth proportional to 113,790.24, 170,689.01 and 38,907.36 is: 58,362.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,790.24 : 170,689.01 = 38,907.36 : x
  2. Step 2: Convert to fraction form
    113,790.24/170,689.01 = 38,907.36/x
  3. Step 3: Cross multiply
    113,790.24x = 170,689.01 × 38,907.36
  4. Step 4: Simplify right side
    113,790.24x = 6,641,058,565.58
  5. Step 5: Solve for x
    x = 6,641,058,565.58/113,790.24
  6. Step 6: Final answer
    x = 58,362.29

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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.