Home / 89,084.04-122,935.80-48,799.50

Finding the Fourth Proportional to 89,084.04, 122,935.80 and 48,799.50

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Solution

The fourth proportional to 89,084.04, 122,935.80 and 48,799.50 is: 67,343.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,084.04 : 122,935.80 = 48,799.50 : x
  2. Step 2: Convert to fraction form
    89,084.04/122,935.80 = 48,799.50/x
  3. Step 3: Cross multiply
    89,084.04x = 122,935.80 × 48,799.50
  4. Step 4: Simplify right side
    89,084.04x = 5,999,205,572.10
  5. Step 5: Solve for x
    x = 5,999,205,572.10/89,084.04
  6. Step 6: Final answer
    x = 67,343.21

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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.