Home / 236,724.93-355,088.75-78,952.93

Finding the Fourth Proportional to 236,724.93, 355,088.75 and 78,952.93

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Solution

The fourth proportional to 236,724.93, 355,088.75 and 78,952.93 is: 118,429.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,724.93 : 355,088.75 = 78,952.93 : x
  2. Step 2: Convert to fraction form
    236,724.93/355,088.75 = 78,952.93/x
  3. Step 3: Cross multiply
    236,724.93x = 355,088.75 × 78,952.93
  4. Step 4: Simplify right side
    236,724.93x = 28,035,297,222.54
  5. Step 5: Solve for x
    x = 28,035,297,222.54/236,724.93
  6. Step 6: Final answer
    x = 118,429.85

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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.