Home / 163,326.03-245,058.38-79,148.85

Finding the Fourth Proportional to 163,326.03, 245,058.38 and 79,148.85

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Solution

The fourth proportional to 163,326.03, 245,058.38 and 79,148.85 is: 118,756.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,326.03 : 245,058.38 = 79,148.85 : x
  2. Step 2: Convert to fraction form
    163,326.03/245,058.38 = 79,148.85/x
  3. Step 3: Cross multiply
    163,326.03x = 245,058.38 × 79,148.85
  4. Step 4: Simplify right side
    163,326.03x = 19,396,088,564.12
  5. Step 5: Solve for x
    x = 19,396,088,564.12/163,326.03
  6. Step 6: Final answer
    x = 118,756.87

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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.