Home / 72,908.06-100,605.93-41,082.62

Finding the Fourth Proportional to 72,908.06, 100,605.93 and 41,082.62

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Solution

The fourth proportional to 72,908.06, 100,605.93 and 41,082.62 is: 56,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,908.06 : 100,605.93 = 41,082.62 : x
  2. Step 2: Convert to fraction form
    72,908.06/100,605.93 = 41,082.62/x
  3. Step 3: Cross multiply
    72,908.06x = 100,605.93 × 41,082.62
  4. Step 4: Simplify right side
    72,908.06x = 4,133,155,191.94
  5. Step 5: Solve for x
    x = 4,133,155,191.94/72,908.06
  6. Step 6: Final answer
    x = 56,689.96

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1.5x scale

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.