Home / 246,712.32-340,463.08-139,289.27

Finding the Fourth Proportional to 246,712.32, 340,463.08 and 139,289.27

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Solution

The fourth proportional to 246,712.32, 340,463.08 and 139,289.27 is: 192,219.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,712.32 : 340,463.08 = 139,289.27 : x
  2. Step 2: Convert to fraction form
    246,712.32/340,463.08 = 139,289.27/x
  3. Step 3: Cross multiply
    246,712.32x = 340,463.08 × 139,289.27
  4. Step 4: Simplify right side
    246,712.32x = 47,422,853,875.15
  5. Step 5: Solve for x
    x = 47,422,853,875.15/246,712.32
  6. Step 6: Final answer
    x = 192,219.24

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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.