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Finding the Fourth Proportional to 115,496, 159,384.48 and 62,504

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Solution

The fourth proportional to 115,496, 159,384.48 and 62,504 is: 86,255.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,496 : 159,384.48 = 62,504 : x
  2. Step 2: Convert to fraction form
    115,496/159,384.48 = 62,504/x
  3. Step 3: Cross multiply
    115,496x = 159,384.48 × 62,504
  4. Step 4: Simplify right side
    115,496x = 9,962,167,537.92
  5. Step 5: Solve for x
    x = 9,962,167,537.92/115,496
  6. Step 6: Final answer
    x = 86,255.52

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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.