Home / 142,849.05-214,253.75-100,024.63

Finding the Fourth Proportional to 142,849.05, 214,253.75 and 100,024.63

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Solution

The fourth proportional to 142,849.05, 214,253.75 and 100,024.63 is: 150,023.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,849.05 : 214,253.75 = 100,024.63 : x
  2. Step 2: Convert to fraction form
    142,849.05/214,253.75 = 100,024.63/x
  3. Step 3: Cross multiply
    142,849.05x = 214,253.75 × 100,024.63
  4. Step 4: Simplify right side
    142,849.05x = 21,430,651,784.29
  5. Step 5: Solve for x
    x = 21,430,651,784.29/142,849.05
  6. Step 6: Final answer
    x = 150,023.06

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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.