Home / 55,934.72-83,902.08-53,131.84

Finding the Fourth Proportional to 55,934.72, 83,902.08 and 53,131.84

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Solution

The fourth proportional to 55,934.72, 83,902.08 and 53,131.84 is: 79,697.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,934.72 : 83,902.08 = 53,131.84 : x
  2. Step 2: Convert to fraction form
    55,934.72/83,902.08 = 53,131.84/x
  3. Step 3: Cross multiply
    55,934.72x = 83,902.08 × 53,131.84
  4. Step 4: Simplify right side
    55,934.72x = 4,457,871,890.23
  5. Step 5: Solve for x
    x = 4,457,871,890.23/55,934.72
  6. Step 6: Final answer
    x = 79,697.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.