Home / 211,674.08-317,465.04-106,381.28

Finding the Fourth Proportional to 211,674.08, 317,465.04 and 106,381.28

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Solution

The fourth proportional to 211,674.08, 317,465.04 and 106,381.28 is: 159,548.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,674.08 : 317,465.04 = 106,381.28 : x
  2. Step 2: Convert to fraction form
    211,674.08/317,465.04 = 106,381.28/x
  3. Step 3: Cross multiply
    211,674.08x = 317,465.04 × 106,381.28
  4. Step 4: Simplify right side
    211,674.08x = 33,772,337,310.45
  5. Step 5: Solve for x
    x = 33,772,337,310.45/211,674.08
  6. Step 6: Final answer
    x = 159,548.76

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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.