Home / 51,898.12-77,839.74-29,639.32

Finding the Fourth Proportional to 51,898.12, 77,839.74 and 29,639.32

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Solution

The fourth proportional to 51,898.12, 77,839.74 and 29,639.32 is: 44,454.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,898.12 : 77,839.74 = 29,639.32 : x
  2. Step 2: Convert to fraction form
    51,898.12/77,839.74 = 29,639.32/x
  3. Step 3: Cross multiply
    51,898.12x = 77,839.74 × 29,639.32
  4. Step 4: Simplify right side
    51,898.12x = 2,307,116,962.58
  5. Step 5: Solve for x
    x = 2,307,116,962.58/51,898.12
  6. Step 6: Final answer
    x = 44,454.73

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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.