Home / 246,741.96-340,484.90-139,322.60

Finding the Fourth Proportional to 246,741.96, 340,484.90 and 139,322.60

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Solution

The fourth proportional to 246,741.96, 340,484.90 and 139,322.60 is: 192,254.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,741.96 : 340,484.90 = 139,322.60 : x
  2. Step 2: Convert to fraction form
    246,741.96/340,484.90 = 139,322.60/x
  3. Step 3: Cross multiply
    246,741.96x = 340,484.90 × 139,322.60
  4. Step 4: Simplify right side
    246,741.96x = 47,437,239,826.32
  5. Step 5: Solve for x
    x = 47,437,239,826.32/246,741.96
  6. Step 6: Final answer
    x = 192,254.45

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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.