Home / 89,247.93-133,689.64-49,826.04

Finding the Fourth Proportional to 89,247.93, 133,689.64 and 49,826.04

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Solution

The fourth proportional to 89,247.93, 133,689.64 and 49,826.04 is: 74,637.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,247.93 : 133,689.64 = 49,826.04 : x
  2. Step 2: Convert to fraction form
    89,247.93/133,689.64 = 49,826.04/x
  3. Step 3: Cross multiply
    89,247.93x = 133,689.64 × 49,826.04
  4. Step 4: Simplify right side
    89,247.93x = 6,661,225,016.00
  5. Step 5: Solve for x
    x = 6,661,225,016.00/89,247.93
  6. Step 6: Final answer
    x = 74,637.31

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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.