Home / 64,072.64-96,126.50-30,820.52

Finding the Fourth Proportional to 64,072.64, 96,126.50 and 30,820.52

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Solution

The fourth proportional to 64,072.64, 96,126.50 and 30,820.52 is: 46,239.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,072.64 : 96,126.50 = 30,820.52 : x
  2. Step 2: Convert to fraction form
    64,072.64/96,126.50 = 30,820.52/x
  3. Step 3: Cross multiply
    64,072.64x = 96,126.50 × 30,820.52
  4. Step 4: Simplify right side
    64,072.64x = 2,962,668,715.78
  5. Step 5: Solve for x
    x = 2,962,668,715.78/64,072.64
  6. Step 6: Final answer
    x = 46,239.22

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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.