Home / 77,826.46-116,094.81-75,532.16

Finding the Fourth Proportional to 77,826.46, 116,094.81 and 75,532.16

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Solution

The fourth proportional to 77,826.46, 116,094.81 and 75,532.16 is: 112,672.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,826.46 : 116,094.81 = 75,532.16 : x
  2. Step 2: Convert to fraction form
    77,826.46/116,094.81 = 75,532.16/x
  3. Step 3: Cross multiply
    77,826.46x = 116,094.81 × 75,532.16
  4. Step 4: Simplify right side
    77,826.46x = 8,768,891,473.85
  5. Step 5: Solve for x
    x = 8,768,891,473.85/77,826.46
  6. Step 6: Final answer
    x = 112,672.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.