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Finding the Fourth Proportional to 141,055.92, 211,582.95 and 35,873.97

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Solution

The fourth proportional to 141,055.92, 211,582.95 and 35,873.97 is: 53,810.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,055.92 : 211,582.95 = 35,873.97 : x
  2. Step 2: Convert to fraction form
    141,055.92/211,582.95 = 35,873.97/x
  3. Step 3: Cross multiply
    141,055.92x = 211,582.95 × 35,873.97
  4. Step 4: Simplify right side
    141,055.92x = 7,590,320,400.81
  5. Step 5: Solve for x
    x = 7,590,320,400.81/141,055.92
  6. Step 6: Final answer
    x = 53,810.72

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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.