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Finding the Fourth Proportional to 246,239.60, 369,373.80 and 77,765.12

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Solution

The fourth proportional to 246,239.60, 369,373.80 and 77,765.12 is: 116,652.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,239.60 : 369,373.80 = 77,765.12 : x
  2. Step 2: Convert to fraction form
    246,239.60/369,373.80 = 77,765.12/x
  3. Step 3: Cross multiply
    246,239.60x = 369,373.80 × 77,765.12
  4. Step 4: Simplify right side
    246,239.60x = 28,724,397,881.86
  5. Step 5: Solve for x
    x = 28,724,397,881.86/246,239.60
  6. Step 6: Final answer
    x = 116,652.23

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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.