Home / 109,560.24-151,193.74-61,164.36

Finding the Fourth Proportional to 109,560.24, 151,193.74 and 61,164.36

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Solution

The fourth proportional to 109,560.24, 151,193.74 and 61,164.36 is: 84,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,560.24 : 151,193.74 = 61,164.36 : x
  2. Step 2: Convert to fraction form
    109,560.24/151,193.74 = 61,164.36/x
  3. Step 3: Cross multiply
    109,560.24x = 151,193.74 × 61,164.36
  4. Step 4: Simplify right side
    109,560.24x = 9,247,668,343.11
  5. Step 5: Solve for x
    x = 9,247,668,343.11/109,560.24
  6. Step 6: Final answer
    x = 84,407.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.