Home / 84,340.64-116,391.12-46,614.56

Finding the Fourth Proportional to 84,340.64, 116,391.12 and 46,614.56

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Solution

The fourth proportional to 84,340.64, 116,391.12 and 46,614.56 is: 64,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,340.64 : 116,391.12 = 46,614.56 : x
  2. Step 2: Convert to fraction form
    84,340.64/116,391.12 = 46,614.56/x
  3. Step 3: Cross multiply
    84,340.64x = 116,391.12 × 46,614.56
  4. Step 4: Simplify right side
    84,340.64x = 5,425,520,846.71
  5. Step 5: Solve for x
    x = 5,425,520,846.71/84,340.64
  6. Step 6: Final answer
    x = 64,328.67

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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.