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Finding the Fourth Proportional to 293,177.36, 404,585.53 and 159,041.36

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Solution

The fourth proportional to 293,177.36, 404,585.53 and 159,041.36 is: 219,477.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,177.36 : 404,585.53 = 159,041.36 : x
  2. Step 2: Convert to fraction form
    293,177.36/404,585.53 = 159,041.36/x
  3. Step 3: Cross multiply
    293,177.36x = 404,585.53 × 159,041.36
  4. Step 4: Simplify right side
    293,177.36x = 64,345,830,904.59
  5. Step 5: Solve for x
    x = 64,345,830,904.59/293,177.36
  6. Step 6: Final answer
    x = 219,477.49

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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.