Home / 109,665.30-164,526.65-38,585.06

Finding the Fourth Proportional to 109,665.30, 164,526.65 and 38,585.06

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Solution

The fourth proportional to 109,665.30, 164,526.65 and 38,585.06 is: 57,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,665.30 : 164,526.65 = 38,585.06 : x
  2. Step 2: Convert to fraction form
    109,665.30/164,526.65 = 38,585.06/x
  3. Step 3: Cross multiply
    109,665.30x = 164,526.65 × 38,585.06
  4. Step 4: Simplify right side
    109,665.30x = 6,348,269,646.29
  5. Step 5: Solve for x
    x = 6,348,269,646.29/109,665.30
  6. Step 6: Final answer
    x = 57,887.68

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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.