Home / 140,384.40-210,612.42-40,552.26

Finding the Fourth Proportional to 140,384.40, 210,612.42 and 40,552.26

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Solution

The fourth proportional to 140,384.40, 210,612.42 and 40,552.26 is: 60,838.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,384.40 : 210,612.42 = 40,552.26 : x
  2. Step 2: Convert to fraction form
    140,384.40/210,612.42 = 40,552.26/x
  3. Step 3: Cross multiply
    140,384.40x = 210,612.42 × 40,552.26
  4. Step 4: Simplify right side
    140,384.40x = 8,540,809,615.07
  5. Step 5: Solve for x
    x = 8,540,809,615.07/140,384.40
  6. Step 6: Final answer
    x = 60,838.74

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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.