Home / 142,532.01-196,715.04-82,090.89

Finding the Fourth Proportional to 142,532.01, 196,715.04 and 82,090.89

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Solution

The fourth proportional to 142,532.01, 196,715.04 and 82,090.89 is: 113,297.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,532.01 : 196,715.04 = 82,090.89 : x
  2. Step 2: Convert to fraction form
    142,532.01/196,715.04 = 82,090.89/x
  3. Step 3: Cross multiply
    142,532.01x = 196,715.04 × 82,090.89
  4. Step 4: Simplify right side
    142,532.01x = 16,148,512,709.99
  5. Step 5: Solve for x
    x = 16,148,512,709.99/142,532.01
  6. Step 6: Final answer
    x = 113,297.45

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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.