Home / 142,746.04-214,149.12-53,997.60

Finding the Fourth Proportional to 142,746.04, 214,149.12 and 53,997.60

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Solution

The fourth proportional to 142,746.04, 214,149.12 and 53,997.60 is: 81,007.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,746.04 : 214,149.12 = 53,997.60 : x
  2. Step 2: Convert to fraction form
    142,746.04/214,149.12 = 53,997.60/x
  3. Step 3: Cross multiply
    142,746.04x = 214,149.12 × 53,997.60
  4. Step 4: Simplify right side
    142,746.04x = 11,563,538,522.11
  5. Step 5: Solve for x
    x = 11,563,538,522.11/142,746.04
  6. Step 6: Final answer
    x = 81,007.77

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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.