Home / 77,451.98-116,227.13-33,079.10

Finding the Fourth Proportional to 77,451.98, 116,227.13 and 33,079.10

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Solution

The fourth proportional to 77,451.98, 116,227.13 and 33,079.10 is: 49,639.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,451.98 : 116,227.13 = 33,079.10 : x
  2. Step 2: Convert to fraction form
    77,451.98/116,227.13 = 33,079.10/x
  3. Step 3: Cross multiply
    77,451.98x = 116,227.13 × 33,079.10
  4. Step 4: Simplify right side
    77,451.98x = 3,844,688,109.45
  5. Step 5: Solve for x
    x = 3,844,688,109.45/77,451.98
  6. Step 6: Final answer
    x = 49,639.64

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1.5x scale

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.