Home / 89,085.14-122,937.52-48,800.35

Finding the Fourth Proportional to 89,085.14, 122,937.52 and 48,800.35

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Solution

The fourth proportional to 89,085.14, 122,937.52 and 48,800.35 is: 67,344.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,085.14 : 122,937.52 = 48,800.35 : x
  2. Step 2: Convert to fraction form
    89,085.14/122,937.52 = 48,800.35/x
  3. Step 3: Cross multiply
    89,085.14x = 122,937.52 × 48,800.35
  4. Step 4: Simplify right side
    89,085.14x = 5,999,393,918.79
  5. Step 5: Solve for x
    x = 5,999,393,918.79/89,085.14
  6. Step 6: Final answer
    x = 67,344.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.