Home / 151,047.24-208,353.42-108,663.24

Finding the Fourth Proportional to 151,047.24, 208,353.42 and 108,663.24

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Solution

The fourth proportional to 151,047.24, 208,353.42 and 108,663.24 is: 149,889.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,047.24 : 208,353.42 = 108,663.24 : x
  2. Step 2: Convert to fraction form
    151,047.24/208,353.42 = 108,663.24/x
  3. Step 3: Cross multiply
    151,047.24x = 208,353.42 × 108,663.24
  4. Step 4: Simplify right side
    151,047.24x = 22,640,357,682.28
  5. Step 5: Solve for x
    x = 22,640,357,682.28/151,047.24
  6. Step 6: Final answer
    x = 149,889.25

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1.5x scale

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.