Home / 157,395.48-236,162.94-82,497.83

Finding the Fourth Proportional to 157,395.48, 236,162.94 and 82,497.83

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Solution

The fourth proportional to 157,395.48, 236,162.94 and 82,497.83 is: 123,783.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,395.48 : 236,162.94 = 82,497.83 : x
  2. Step 2: Convert to fraction form
    157,395.48/236,162.94 = 82,497.83/x
  3. Step 3: Cross multiply
    157,395.48x = 236,162.94 × 82,497.83
  4. Step 4: Simplify right side
    157,395.48x = 19,482,928,895.61
  5. Step 5: Solve for x
    x = 19,482,928,895.61/157,395.48
  6. Step 6: Final answer
    x = 123,783.28

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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.