Home / 140,395.08-210,561.57-40,533.56

Finding the Fourth Proportional to 140,395.08, 210,561.57 and 40,533.56

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Solution

The fourth proportional to 140,395.08, 210,561.57 and 40,533.56 is: 60,791.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,395.08 : 210,561.57 = 40,533.56 : x
  2. Step 2: Convert to fraction form
    140,395.08/210,561.57 = 40,533.56/x
  3. Step 3: Cross multiply
    140,395.08x = 210,561.57 × 40,533.56
  4. Step 4: Simplify right side
    140,395.08x = 8,534,810,031.29
  5. Step 5: Solve for x
    x = 8,534,810,031.29/140,395.08
  6. Step 6: Final answer
    x = 60,791.38

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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.