Home / 89,095.40-122,951.61-48,809.10

Finding the Fourth Proportional to 89,095.40, 122,951.61 and 48,809.10

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Solution

The fourth proportional to 89,095.40, 122,951.61 and 48,809.10 is: 67,356.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,095.40 : 122,951.61 = 48,809.10 : x
  2. Step 2: Convert to fraction form
    89,095.40/122,951.61 = 48,809.10/x
  3. Step 3: Cross multiply
    89,095.40x = 122,951.61 × 48,809.10
  4. Step 4: Simplify right side
    89,095.40x = 6,001,157,427.65
  5. Step 5: Solve for x
    x = 6,001,157,427.65/89,095.40
  6. Step 6: Final answer
    x = 67,356.53

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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.