Home / 142,341.44-213,439.62-47,537.52

Finding the Fourth Proportional to 142,341.44, 213,439.62 and 47,537.52

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Solution

The fourth proportional to 142,341.44, 213,439.62 and 47,537.52 is: 71,282.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,341.44 : 213,439.62 = 47,537.52 : x
  2. Step 2: Convert to fraction form
    142,341.44/213,439.62 = 47,537.52/x
  3. Step 3: Cross multiply
    142,341.44x = 213,439.62 × 47,537.52
  4. Step 4: Simplify right side
    142,341.44x = 10,146,390,204.54
  5. Step 5: Solve for x
    x = 10,146,390,204.54/142,341.44
  6. Step 6: Final answer
    x = 71,282.05

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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.