Home / 246,437.70-340,069.87-139,001.32

Finding the Fourth Proportional to 246,437.70, 340,069.87 and 139,001.32

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Solution

The fourth proportional to 246,437.70, 340,069.87 and 139,001.32 is: 191,813.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,437.70 : 340,069.87 = 139,001.32 : x
  2. Step 2: Convert to fraction form
    246,437.70/340,069.87 = 139,001.32/x
  3. Step 3: Cross multiply
    246,437.70x = 340,069.87 × 139,001.32
  4. Step 4: Simplify right side
    246,437.70x = 47,270,160,822.23
  5. Step 5: Solve for x
    x = 47,270,160,822.23/246,437.70
  6. Step 6: Final answer
    x = 191,813.84

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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.