Home / 140,230.52-210,347.60-40,392.36

Finding the Fourth Proportional to 140,230.52, 210,347.60 and 40,392.36

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Solution

The fourth proportional to 140,230.52, 210,347.60 and 40,392.36 is: 60,589.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,230.52 : 210,347.60 = 40,392.36 : x
  2. Step 2: Convert to fraction form
    140,230.52/210,347.60 = 40,392.36/x
  3. Step 3: Cross multiply
    140,230.52x = 210,347.60 × 40,392.36
  4. Step 4: Simplify right side
    140,230.52x = 8,496,435,984.34
  5. Step 5: Solve for x
    x = 8,496,435,984.34/140,230.52
  6. Step 6: Final answer
    x = 60,589.06

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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.