Home / 145,199.08-200,222.82-114,936.04

Finding the Fourth Proportional to 145,199.08, 200,222.82 and 114,936.04

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Solution

The fourth proportional to 145,199.08, 200,222.82 and 114,936.04 is: 158,491.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,199.08 : 200,222.82 = 114,936.04 : x
  2. Step 2: Convert to fraction form
    145,199.08/200,222.82 = 114,936.04/x
  3. Step 3: Cross multiply
    145,199.08x = 200,222.82 × 114,936.04
  4. Step 4: Simplify right side
    145,199.08x = 23,012,818,048.43
  5. Step 5: Solve for x
    x = 23,012,818,048.43/145,199.08
  6. Step 6: Final answer
    x = 158,491.49

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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.