Home / 77,095.62-106,409.70-50,191.29

Finding the Fourth Proportional to 77,095.62, 106,409.70 and 50,191.29

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Solution

The fourth proportional to 77,095.62, 106,409.70 and 50,191.29 is: 69,275.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,095.62 : 106,409.70 = 50,191.29 : x
  2. Step 2: Convert to fraction form
    77,095.62/106,409.70 = 50,191.29/x
  3. Step 3: Cross multiply
    77,095.62x = 106,409.70 × 50,191.29
  4. Step 4: Simplify right side
    77,095.62x = 5,340,840,111.51
  5. Step 5: Solve for x
    x = 5,340,840,111.51/77,095.62
  6. Step 6: Final answer
    x = 69,275.53

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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.