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Finding the Fourth Proportional to 144,471.60, 199,561.29 and 110,894.97

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Solution

The fourth proportional to 144,471.60, 199,561.29 and 110,894.97 is: 153,181.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,471.60 : 199,561.29 = 110,894.97 : x
  2. Step 2: Convert to fraction form
    144,471.60/199,561.29 = 110,894.97/x
  3. Step 3: Cross multiply
    144,471.60x = 199,561.29 × 110,894.97
  4. Step 4: Simplify right side
    144,471.60x = 22,130,343,600.21
  5. Step 5: Solve for x
    x = 22,130,343,600.21/144,471.60
  6. Step 6: Final answer
    x = 153,181.27

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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.