Home / 110,544.21-152,532-62,139.43

Finding the Fourth Proportional to 110,544.21, 152,532 and 62,139.43

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Solution

The fourth proportional to 110,544.21, 152,532 and 62,139.43 is: 85,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,544.21 : 152,532 = 62,139.43 : x
  2. Step 2: Convert to fraction form
    110,544.21/152,532 = 62,139.43/x
  3. Step 3: Cross multiply
    110,544.21x = 152,532 × 62,139.43
  4. Step 4: Simplify right side
    110,544.21x = 9,478,251,536.76
  5. Step 5: Solve for x
    x = 9,478,251,536.76/110,544.21
  6. Step 6: Final answer
    x = 85,741.73

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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.