Home / 142,820.52-214,232.70-54,050.18

Finding the Fourth Proportional to 142,820.52, 214,232.70 and 54,050.18

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Solution

The fourth proportional to 142,820.52, 214,232.70 and 54,050.18 is: 81,076.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,820.52 : 214,232.70 = 54,050.18 : x
  2. Step 2: Convert to fraction form
    142,820.52/214,232.70 = 54,050.18/x
  3. Step 3: Cross multiply
    142,820.52x = 214,232.70 × 54,050.18
  4. Step 4: Simplify right side
    142,820.52x = 11,579,315,996.89
  5. Step 5: Solve for x
    x = 11,579,315,996.89/142,820.52
  6. Step 6: Final answer
    x = 81,076.00

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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.