Home / 246,436.70-340,068.49-139,000.32

Finding the Fourth Proportional to 246,436.70, 340,068.49 and 139,000.32

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Solution

The fourth proportional to 246,436.70, 340,068.49 and 139,000.32 is: 191,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,436.70 : 340,068.49 = 139,000.32 : x
  2. Step 2: Convert to fraction form
    246,436.70/340,068.49 = 139,000.32/x
  3. Step 3: Cross multiply
    246,436.70x = 340,068.49 × 139,000.32
  4. Step 4: Simplify right side
    246,436.70x = 47,269,628,584.42
  5. Step 5: Solve for x
    x = 47,269,628,584.42/246,436.70
  6. Step 6: Final answer
    x = 191,812.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.