Home / 89,095.29-122,951.49-53,285.30

Finding the Fourth Proportional to 89,095.29, 122,951.49 and 53,285.30

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Solution

The fourth proportional to 89,095.29, 122,951.49 and 53,285.30 is: 73,533.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,095.29 : 122,951.49 = 53,285.30 : x
  2. Step 2: Convert to fraction form
    89,095.29/122,951.49 = 53,285.30/x
  3. Step 3: Cross multiply
    89,095.29x = 122,951.49 × 53,285.30
  4. Step 4: Simplify right side
    89,095.29x = 6,551,507,030.10
  5. Step 5: Solve for x
    x = 6,551,507,030.10/89,095.29
  6. Step 6: Final answer
    x = 73,533.71

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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.