Home / 52,106.36-78,264.15-31,087.41

Finding the Fourth Proportional to 52,106.36, 78,264.15 and 31,087.41

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Solution

The fourth proportional to 52,106.36, 78,264.15 and 31,087.41 is: 46,693.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,106.36 : 78,264.15 = 31,087.41 : x
  2. Step 2: Convert to fraction form
    52,106.36/78,264.15 = 31,087.41/x
  3. Step 3: Cross multiply
    52,106.36x = 78,264.15 × 31,087.41
  4. Step 4: Simplify right side
    52,106.36x = 2,433,029,542.44
  5. Step 5: Solve for x
    x = 2,433,029,542.44/52,106.36
  6. Step 6: Final answer
    x = 46,693.52

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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.