Home / 142,972.46-214,460.24-43,133.52

Finding the Fourth Proportional to 142,972.46, 214,460.24 and 43,133.52

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Solution

The fourth proportional to 142,972.46, 214,460.24 and 43,133.52 is: 64,700.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,972.46 : 214,460.24 = 43,133.52 : x
  2. Step 2: Convert to fraction form
    142,972.46/214,460.24 = 43,133.52/x
  3. Step 3: Cross multiply
    142,972.46x = 214,460.24 × 43,133.52
  4. Step 4: Simplify right side
    142,972.46x = 9,250,424,835.58
  5. Step 5: Solve for x
    x = 9,250,424,835.58/142,972.46
  6. Step 6: Final answer
    x = 64,700.75

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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.