Home / 82,133.78-113,344.45-46,323.68

Finding the Fourth Proportional to 82,133.78, 113,344.45 and 46,323.68

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Solution

The fourth proportional to 82,133.78, 113,344.45 and 46,323.68 is: 63,926.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,133.78 : 113,344.45 = 46,323.68 : x
  2. Step 2: Convert to fraction form
    82,133.78/113,344.45 = 46,323.68/x
  3. Step 3: Cross multiply
    82,133.78x = 113,344.45 × 46,323.68
  4. Step 4: Simplify right side
    82,133.78x = 5,250,532,031.58
  5. Step 5: Solve for x
    x = 5,250,532,031.58/82,133.78
  6. Step 6: Final answer
    x = 63,926.58

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1.5x scale

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.