Home / 140,512.53-210,779.79-40,674.22

Finding the Fourth Proportional to 140,512.53, 210,779.79 and 40,674.22

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Solution

The fourth proportional to 140,512.53, 210,779.79 and 40,674.22 is: 61,014.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,512.53 : 210,779.79 = 40,674.22 : x
  2. Step 2: Convert to fraction form
    140,512.53/210,779.79 = 40,674.22/x
  3. Step 3: Cross multiply
    140,512.53x = 210,779.79 × 40,674.22
  4. Step 4: Simplify right side
    140,512.53x = 8,573,303,550.01
  5. Step 5: Solve for x
    x = 8,573,303,550.01/140,512.53
  6. Step 6: Final answer
    x = 61,014.51

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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.