Home / 109,586.86-164,389.65-38,503.29

Finding the Fourth Proportional to 109,586.86, 164,389.65 and 38,503.29

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Solution

The fourth proportional to 109,586.86, 164,389.65 and 38,503.29 is: 57,758.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,586.86 : 164,389.65 = 38,503.29 : x
  2. Step 2: Convert to fraction form
    109,586.86/164,389.65 = 38,503.29/x
  3. Step 3: Cross multiply
    109,586.86x = 164,389.65 × 38,503.29
  4. Step 4: Simplify right side
    109,586.86x = 6,329,542,366.95
  5. Step 5: Solve for x
    x = 6,329,542,366.95/109,586.86
  6. Step 6: Final answer
    x = 57,758.22

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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.