Home / 140,089.56-210,111.78-40,227.04

Finding the Fourth Proportional to 140,089.56, 210,111.78 and 40,227.04

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Solution

The fourth proportional to 140,089.56, 210,111.78 and 40,227.04 is: 60,334.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,089.56 : 210,111.78 = 40,227.04 : x
  2. Step 2: Convert to fraction form
    140,089.56/210,111.78 = 40,227.04/x
  3. Step 3: Cross multiply
    140,089.56x = 210,111.78 × 40,227.04
  4. Step 4: Simplify right side
    140,089.56x = 8,452,174,978.53
  5. Step 5: Solve for x
    x = 8,452,174,978.53/140,089.56
  6. Step 6: Final answer
    x = 60,334.08

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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.