Home / 272,252.54-408,461.94-139,226.24

Finding the Fourth Proportional to 272,252.54, 408,461.94 and 139,226.24

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Solution

The fourth proportional to 272,252.54, 408,461.94 and 139,226.24 is: 208,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,252.54 : 408,461.94 = 139,226.24 : x
  2. Step 2: Convert to fraction form
    272,252.54/408,461.94 = 139,226.24/x
  3. Step 3: Cross multiply
    272,252.54x = 408,461.94 × 139,226.24
  4. Step 4: Simplify right side
    272,252.54x = 56,868,621,110.46
  5. Step 5: Solve for x
    x = 56,868,621,110.46/272,252.54
  6. Step 6: Final answer
    x = 208,881.87

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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.