Home / 142,765.04-214,151.04-47,996.64

Finding the Fourth Proportional to 142,765.04, 214,151.04 and 47,996.64

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Solution

The fourth proportional to 142,765.04, 214,151.04 and 47,996.64 is: 71,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,765.04 : 214,151.04 = 47,996.64 : x
  2. Step 2: Convert to fraction form
    142,765.04/214,151.04 = 47,996.64/x
  3. Step 3: Cross multiply
    142,765.04x = 214,151.04 × 47,996.64
  4. Step 4: Simplify right side
    142,765.04x = 10,278,530,372.51
  5. Step 5: Solve for x
    x = 10,278,530,372.51/142,765.04
  6. Step 6: Final answer
    x = 71,996.13

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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.