Home / 246,697.06-340,439.52-139,264.78

Finding the Fourth Proportional to 246,697.06, 340,439.52 and 139,264.78

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Solution

The fourth proportional to 246,697.06, 340,439.52 and 139,264.78 is: 192,184.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,697.06 : 340,439.52 = 139,264.78 : x
  2. Step 2: Convert to fraction form
    246,697.06/340,439.52 = 139,264.78/x
  3. Step 3: Cross multiply
    246,697.06x = 340,439.52 × 139,264.78
  4. Step 4: Simplify right side
    246,697.06x = 47,411,234,856.11
  5. Step 5: Solve for x
    x = 47,411,234,856.11/246,697.06
  6. Step 6: Final answer
    x = 192,184.03

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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.