Home / 91,082.16-125,690.04-50,795.28

Finding the Fourth Proportional to 91,082.16, 125,690.04 and 50,795.28

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Solution

The fourth proportional to 91,082.16, 125,690.04 and 50,795.28 is: 70,095.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,082.16 : 125,690.04 = 50,795.28 : x
  2. Step 2: Convert to fraction form
    91,082.16/125,690.04 = 50,795.28/x
  3. Step 3: Cross multiply
    91,082.16x = 125,690.04 × 50,795.28
  4. Step 4: Simplify right side
    91,082.16x = 6,384,460,775.01
  5. Step 5: Solve for x
    x = 6,384,460,775.01/91,082.16
  6. Step 6: Final answer
    x = 70,095.62

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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.