Home / 142,747.04-214,150.62-53,998.60

Finding the Fourth Proportional to 142,747.04, 214,150.62 and 53,998.60

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Solution

The fourth proportional to 142,747.04, 214,150.62 and 53,998.60 is: 81,009.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,747.04 : 214,150.62 = 53,998.60 : x
  2. Step 2: Convert to fraction form
    142,747.04/214,150.62 = 53,998.60/x
  3. Step 3: Cross multiply
    142,747.04x = 214,150.62 × 53,998.60
  4. Step 4: Simplify right side
    142,747.04x = 11,563,833,669.13
  5. Step 5: Solve for x
    x = 11,563,833,669.13/142,747.04
  6. Step 6: Final answer
    x = 81,009.27

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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.