Home / 246,585.98-340,288.73-139,178.77

Finding the Fourth Proportional to 246,585.98, 340,288.73 and 139,178.77

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Solution

The fourth proportional to 246,585.98, 340,288.73 and 139,178.77 is: 192,066.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,585.98 : 340,288.73 = 139,178.77 : x
  2. Step 2: Convert to fraction form
    246,585.98/340,288.73 = 139,178.77/x
  3. Step 3: Cross multiply
    246,585.98x = 340,288.73 × 139,178.77
  4. Step 4: Simplify right side
    246,585.98x = 47,360,965,861.57
  5. Step 5: Solve for x
    x = 47,360,965,861.57/246,585.98
  6. Step 6: Final answer
    x = 192,066.74

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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.