Home / 52,943.29-73,053.09-30,278.63

Finding the Fourth Proportional to 52,943.29, 73,053.09 and 30,278.63

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Solution

The fourth proportional to 52,943.29, 73,053.09 and 30,278.63 is: 41,779.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,943.29 : 73,053.09 = 30,278.63 : x
  2. Step 2: Convert to fraction form
    52,943.29/73,053.09 = 30,278.63/x
  3. Step 3: Cross multiply
    52,943.29x = 73,053.09 × 30,278.63
  4. Step 4: Simplify right side
    52,943.29x = 2,211,947,665.10
  5. Step 5: Solve for x
    x = 2,211,947,665.10/52,943.29
  6. Step 6: Final answer
    x = 41,779.57

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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.