Home / 246,427.11-369,686.16-77,989.77

Finding the Fourth Proportional to 246,427.11, 369,686.16 and 77,989.77

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Solution

The fourth proportional to 246,427.11, 369,686.16 and 77,989.77 is: 116,999.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,427.11 : 369,686.16 = 77,989.77 : x
  2. Step 2: Convert to fraction form
    246,427.11/369,686.16 = 77,989.77/x
  3. Step 3: Cross multiply
    246,427.11x = 369,686.16 × 77,989.77
  4. Step 4: Simplify right side
    246,427.11x = 28,831,738,590.58
  5. Step 5: Solve for x
    x = 28,831,738,590.58/246,427.11
  6. Step 6: Final answer
    x = 116,999.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.