Home / 134,835-202,251.78-34,995.12

Finding the Fourth Proportional to 134,835, 202,251.78 and 34,995.12

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Solution

The fourth proportional to 134,835, 202,251.78 and 34,995.12 is: 52,492.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,835 : 202,251.78 = 34,995.12 : x
  2. Step 2: Convert to fraction form
    134,835/202,251.78 = 34,995.12/x
  3. Step 3: Cross multiply
    134,835x = 202,251.78 × 34,995.12
  4. Step 4: Simplify right side
    134,835x = 7,077,825,311.31
  5. Step 5: Solve for x
    x = 7,077,825,311.31/134,835
  6. Step 6: Final answer
    x = 52,492.49

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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.