Home / 246,520.28-340,214.04-139,051.10

Finding the Fourth Proportional to 246,520.28, 340,214.04 and 139,051.10

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Solution

The fourth proportional to 246,520.28, 340,214.04 and 139,051.10 is: 191,899.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,520.28 : 340,214.04 = 139,051.10 : x
  2. Step 2: Convert to fraction form
    246,520.28/340,214.04 = 139,051.10/x
  3. Step 3: Cross multiply
    246,520.28x = 340,214.04 × 139,051.10
  4. Step 4: Simplify right side
    246,520.28x = 47,307,137,347.98
  5. Step 5: Solve for x
    x = 47,307,137,347.98/246,520.28
  6. Step 6: Final answer
    x = 191,899.57

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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.