Home / 67,286.07-100,814.25-47,526.51

Finding the Fourth Proportional to 67,286.07, 100,814.25 and 47,526.51

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Solution

The fourth proportional to 67,286.07, 100,814.25 and 47,526.51 is: 71,208.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,286.07 : 100,814.25 = 47,526.51 : x
  2. Step 2: Convert to fraction form
    67,286.07/100,814.25 = 47,526.51/x
  3. Step 3: Cross multiply
    67,286.07x = 100,814.25 × 47,526.51
  4. Step 4: Simplify right side
    67,286.07x = 4,791,349,460.77
  5. Step 5: Solve for x
    x = 4,791,349,460.77/67,286.07
  6. Step 6: Final answer
    x = 71,208.64

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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.