Home / 272,234.94-408,605.13-139,210.26

Finding the Fourth Proportional to 272,234.94, 408,605.13 and 139,210.26

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Solution

The fourth proportional to 272,234.94, 408,605.13 and 139,210.26 is: 208,944.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,234.94 : 408,605.13 = 139,210.26 : x
  2. Step 2: Convert to fraction form
    272,234.94/408,605.13 = 139,210.26/x
  3. Step 3: Cross multiply
    272,234.94x = 408,605.13 × 139,210.26
  4. Step 4: Simplify right side
    272,234.94x = 56,882,026,384.63
  5. Step 5: Solve for x
    x = 56,882,026,384.63/272,234.94
  6. Step 6: Final answer
    x = 208,944.62

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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.