Home / 142,894.42-214,339.40-34,825.02

Finding the Fourth Proportional to 142,894.42, 214,339.40 and 34,825.02

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Solution

The fourth proportional to 142,894.42, 214,339.40 and 34,825.02 is: 52,236.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,894.42 : 214,339.40 = 34,825.02 : x
  2. Step 2: Convert to fraction form
    142,894.42/214,339.40 = 34,825.02/x
  3. Step 3: Cross multiply
    142,894.42x = 214,339.40 × 34,825.02
  4. Step 4: Simplify right side
    142,894.42x = 7,464,373,891.79
  5. Step 5: Solve for x
    x = 7,464,373,891.79/142,894.42
  6. Step 6: Final answer
    x = 52,236.99

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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.