Home / 55,296.64-76,309.17-30,146.14

Finding the Fourth Proportional to 55,296.64, 76,309.17 and 30,146.14

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Solution

The fourth proportional to 55,296.64, 76,309.17 and 30,146.14 is: 41,601.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,296.64 : 76,309.17 = 30,146.14 : x
  2. Step 2: Convert to fraction form
    55,296.64/76,309.17 = 30,146.14/x
  3. Step 3: Cross multiply
    55,296.64x = 76,309.17 × 30,146.14
  4. Step 4: Simplify right side
    55,296.64x = 2,300,426,922.10
  5. Step 5: Solve for x
    x = 2,300,426,922.10/55,296.64
  6. Step 6: Final answer
    x = 41,601.57

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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.