Home / 109,767.17-164,650.76-30,881.36

Finding the Fourth Proportional to 109,767.17, 164,650.76 and 30,881.36

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Solution

The fourth proportional to 109,767.17, 164,650.76 and 30,881.36 is: 46,322.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,767.17 : 164,650.76 = 30,881.36 : x
  2. Step 2: Convert to fraction form
    109,767.17/164,650.76 = 30,881.36/x
  3. Step 3: Cross multiply
    109,767.17x = 164,650.76 × 30,881.36
  4. Step 4: Simplify right side
    109,767.17x = 5,084,638,416.17
  5. Step 5: Solve for x
    x = 5,084,638,416.17/109,767.17
  6. Step 6: Final answer
    x = 46,322.03

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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.