Home / 140,586.22-210,880.14-57,480.22

Finding the Fourth Proportional to 140,586.22, 210,880.14 and 57,480.22

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Solution

The fourth proportional to 140,586.22, 210,880.14 and 57,480.22 is: 86,220.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,586.22 : 210,880.14 = 57,480.22 : x
  2. Step 2: Convert to fraction form
    140,586.22/210,880.14 = 57,480.22/x
  3. Step 3: Cross multiply
    140,586.22x = 210,880.14 × 57,480.22
  4. Step 4: Simplify right side
    140,586.22x = 12,121,436,840.83
  5. Step 5: Solve for x
    x = 12,121,436,840.83/140,586.22
  6. Step 6: Final answer
    x = 86,220.66

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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.