Home / 64,142.40-96,199.02-30,841.68

Finding the Fourth Proportional to 64,142.40, 96,199.02 and 30,841.68

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Solution

The fourth proportional to 64,142.40, 96,199.02 and 30,841.68 is: 46,255.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,142.40 : 96,199.02 = 30,841.68 : x
  2. Step 2: Convert to fraction form
    64,142.40/96,199.02 = 30,841.68/x
  3. Step 3: Cross multiply
    64,142.40x = 96,199.02 × 30,841.68
  4. Step 4: Simplify right side
    64,142.40x = 2,966,939,391.15
  5. Step 5: Solve for x
    x = 2,966,939,391.15/64,142.40
  6. Step 6: Final answer
    x = 46,255.51

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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.