Home / 247,148.40-370,204.20-136,210.80

Finding the Fourth Proportional to 247,148.40, 370,204.20 and 136,210.80

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Solution

The fourth proportional to 247,148.40, 370,204.20 and 136,210.80 is: 204,030.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,148.40 : 370,204.20 = 136,210.80 : x
  2. Step 2: Convert to fraction form
    247,148.40/370,204.20 = 136,210.80/x
  3. Step 3: Cross multiply
    247,148.40x = 370,204.20 × 136,210.80
  4. Step 4: Simplify right side
    247,148.40x = 50,425,810,245.36
  5. Step 5: Solve for x
    x = 50,425,810,245.36/247,148.40
  6. Step 6: Final answer
    x = 204,030.49

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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.