Home / 202,133.10-302,612.58-117,635.52

Finding the Fourth Proportional to 202,133.10, 302,612.58 and 117,635.52

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Solution

The fourth proportional to 202,133.10, 302,612.58 and 117,635.52 is: 176,111.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,133.10 : 302,612.58 = 117,635.52 : x
  2. Step 2: Convert to fraction form
    202,133.10/302,612.58 = 117,635.52/x
  3. Step 3: Cross multiply
    202,133.10x = 302,612.58 × 117,635.52
  4. Step 4: Simplify right side
    202,133.10x = 35,597,988,206.84
  5. Step 5: Solve for x
    x = 35,597,988,206.84/202,133.10
  6. Step 6: Final answer
    x = 176,111.62

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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.