Home / 89,515.46-134,266.08-52,051.58

Finding the Fourth Proportional to 89,515.46, 134,266.08 and 52,051.58

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Solution

The fourth proportional to 89,515.46, 134,266.08 and 52,051.58 is: 78,073.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,515.46 : 134,266.08 = 52,051.58 : x
  2. Step 2: Convert to fraction form
    89,515.46/134,266.08 = 52,051.58/x
  3. Step 3: Cross multiply
    89,515.46x = 134,266.08 × 52,051.58
  4. Step 4: Simplify right side
    89,515.46x = 6,988,761,604.41
  5. Step 5: Solve for x
    x = 6,988,761,604.41/89,515.46
  6. Step 6: Final answer
    x = 78,073.24

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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.