Home / 109,711.08-164,567.34-34,831.44

Finding the Fourth Proportional to 109,711.08, 164,567.34 and 34,831.44

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Solution

The fourth proportional to 109,711.08, 164,567.34 and 34,831.44 is: 52,247.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,711.08 : 164,567.34 = 34,831.44 : x
  2. Step 2: Convert to fraction form
    109,711.08/164,567.34 = 34,831.44/x
  3. Step 3: Cross multiply
    109,711.08x = 164,567.34 × 34,831.44
  4. Step 4: Simplify right side
    109,711.08x = 5,732,117,429.17
  5. Step 5: Solve for x
    x = 5,732,117,429.17/109,711.08
  6. Step 6: Final answer
    x = 52,247.39

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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.