Home / 52,276.88-78,349.68-31,232.46

Finding the Fourth Proportional to 52,276.88, 78,349.68 and 31,232.46

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Solution

The fourth proportional to 52,276.88, 78,349.68 and 31,232.46 is: 46,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,276.88 : 78,349.68 = 31,232.46 : x
  2. Step 2: Convert to fraction form
    52,276.88/78,349.68 = 31,232.46/x
  3. Step 3: Cross multiply
    52,276.88x = 78,349.68 × 31,232.46
  4. Step 4: Simplify right side
    52,276.88x = 2,447,053,246.61
  5. Step 5: Solve for x
    x = 2,447,053,246.61/52,276.88
  6. Step 6: Final answer
    x = 46,809.47

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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.