Home / 142,015.01-213,033.92-47,241.77

Finding the Fourth Proportional to 142,015.01, 213,033.92 and 47,241.77

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Solution

The fourth proportional to 142,015.01, 213,033.92 and 47,241.77 is: 70,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,015.01 : 213,033.92 = 47,241.77 : x
  2. Step 2: Convert to fraction form
    142,015.01/213,033.92 = 47,241.77/x
  3. Step 3: Cross multiply
    142,015.01x = 213,033.92 × 47,241.77
  4. Step 4: Simplify right side
    142,015.01x = 10,064,098,149.46
  5. Step 5: Solve for x
    x = 10,064,098,149.46/142,015.01
  6. Step 6: Final answer
    x = 70,866.44

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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.