Home / 82,122.41-113,325.48-46,315.76

Finding the Fourth Proportional to 82,122.41, 113,325.48 and 46,315.76

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Solution

The fourth proportional to 82,122.41, 113,325.48 and 46,315.76 is: 63,913.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,122.41 : 113,325.48 = 46,315.76 : x
  2. Step 2: Convert to fraction form
    82,122.41/113,325.48 = 46,315.76/x
  3. Step 3: Cross multiply
    82,122.41x = 113,325.48 × 46,315.76
  4. Step 4: Simplify right side
    82,122.41x = 5,248,755,166.94
  5. Step 5: Solve for x
    x = 5,248,755,166.94/82,122.41
  6. Step 6: Final answer
    x = 63,913.80

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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.