Home / 142,453.67-213,574.37-47,627.73

Finding the Fourth Proportional to 142,453.67, 213,574.37 and 47,627.73

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Solution

The fourth proportional to 142,453.67, 213,574.37 and 47,627.73 is: 71,406.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,453.67 : 213,574.37 = 47,627.73 : x
  2. Step 2: Convert to fraction form
    142,453.67/213,574.37 = 47,627.73/x
  3. Step 3: Cross multiply
    142,453.67x = 213,574.37 × 47,627.73
  4. Step 4: Simplify right side
    142,453.67x = 10,172,062,191.14
  5. Step 5: Solve for x
    x = 10,172,062,191.14/142,453.67
  6. Step 6: Final answer
    x = 71,406.11

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1.5x scale

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.