Home / 140,373.20-210,561.32-40,534.22

Finding the Fourth Proportional to 140,373.20, 210,561.32 and 40,534.22

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Solution

The fourth proportional to 140,373.20, 210,561.32 and 40,534.22 is: 60,801.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,373.20 : 210,561.32 = 40,534.22 : x
  2. Step 2: Convert to fraction form
    140,373.20/210,561.32 = 40,534.22/x
  3. Step 3: Cross multiply
    140,373.20x = 210,561.32 × 40,534.22
  4. Step 4: Simplify right side
    140,373.20x = 8,534,939,496.11
  5. Step 5: Solve for x
    x = 8,534,939,496.11/140,373.20
  6. Step 6: Final answer
    x = 60,801.77

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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.