Home / 142,154.14-213,252.27-47,353.36

Finding the Fourth Proportional to 142,154.14, 213,252.27 and 47,353.36

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Solution

The fourth proportional to 142,154.14, 213,252.27 and 47,353.36 is: 71,037.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,154.14 : 213,252.27 = 47,353.36 : x
  2. Step 2: Convert to fraction form
    142,154.14/213,252.27 = 47,353.36/x
  3. Step 3: Cross multiply
    142,154.14x = 213,252.27 × 47,353.36
  4. Step 4: Simplify right side
    142,154.14x = 10,098,211,512.13
  5. Step 5: Solve for x
    x = 10,098,211,512.13/142,154.14
  6. Step 6: Final answer
    x = 71,037.06

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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.