Home / 51,603.08-71,146.33-33,421.68

Finding the Fourth Proportional to 51,603.08, 71,146.33 and 33,421.68

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Solution

The fourth proportional to 51,603.08, 71,146.33 and 33,421.68 is: 46,079.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603.08 : 71,146.33 = 33,421.68 : x
  2. Step 2: Convert to fraction form
    51,603.08/71,146.33 = 33,421.68/x
  3. Step 3: Cross multiply
    51,603.08x = 71,146.33 × 33,421.68
  4. Step 4: Simplify right side
    51,603.08x = 2,377,829,351.59
  5. Step 5: Solve for x
    x = 2,377,829,351.59/51,603.08
  6. Step 6: Final answer
    x = 46,079.22

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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.