Home / 42,943.52-64,340.16-29,804.24

Finding the Fourth Proportional to 42,943.52, 64,340.16 and 29,804.24

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Solution

The fourth proportional to 42,943.52, 64,340.16 and 29,804.24 is: 44,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,943.52 : 64,340.16 = 29,804.24 : x
  2. Step 2: Convert to fraction form
    42,943.52/64,340.16 = 29,804.24/x
  3. Step 3: Cross multiply
    42,943.52x = 64,340.16 × 29,804.24
  4. Step 4: Simplify right side
    42,943.52x = 1,917,609,570.28
  5. Step 5: Solve for x
    x = 1,917,609,570.28/42,943.52
  6. Step 6: Final answer
    x = 44,654.22

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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.