Home / 246,691.32-340,442.85-139,280.46

Finding the Fourth Proportional to 246,691.32, 340,442.85 and 139,280.46

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Solution

The fourth proportional to 246,691.32, 340,442.85 and 139,280.46 is: 192,212.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,691.32 : 340,442.85 = 139,280.46 : x
  2. Step 2: Convert to fraction form
    246,691.32/340,442.85 = 139,280.46/x
  3. Step 3: Cross multiply
    246,691.32x = 340,442.85 × 139,280.46
  4. Step 4: Simplify right side
    246,691.32x = 47,417,036,751.71
  5. Step 5: Solve for x
    x = 47,417,036,751.71/246,691.32
  6. Step 6: Final answer
    x = 192,212.02

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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.