Home / 246,319.36-369,476.81-77,839.72

Finding the Fourth Proportional to 246,319.36, 369,476.81 and 77,839.72

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Solution

The fourth proportional to 246,319.36, 369,476.81 and 77,839.72 is: 116,758.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,319.36 : 369,476.81 = 77,839.72 : x
  2. Step 2: Convert to fraction form
    246,319.36/369,476.81 = 77,839.72/x
  3. Step 3: Cross multiply
    246,319.36x = 369,476.81 × 77,839.72
  4. Step 4: Simplify right side
    246,319.36x = 28,759,971,436.89
  5. Step 5: Solve for x
    x = 28,759,971,436.89/246,319.36
  6. Step 6: Final answer
    x = 116,758.88

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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.