Home / 57,952.87-86,961.95-31,298.47

Finding the Fourth Proportional to 57,952.87, 86,961.95 and 31,298.47

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Solution

The fourth proportional to 57,952.87, 86,961.95 and 31,298.47 is: 46,965.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,952.87 : 86,961.95 = 31,298.47 : x
  2. Step 2: Convert to fraction form
    57,952.87/86,961.95 = 31,298.47/x
  3. Step 3: Cross multiply
    57,952.87x = 86,961.95 × 31,298.47
  4. Step 4: Simplify right side
    57,952.87x = 2,721,775,983.22
  5. Step 5: Solve for x
    x = 2,721,775,983.22/57,952.87
  6. Step 6: Final answer
    x = 46,965.34

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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.