Home / 228,270.07-342,448.16-70,461.62

Finding the Fourth Proportional to 228,270.07, 342,448.16 and 70,461.62

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Solution

The fourth proportional to 228,270.07, 342,448.16 and 70,461.62 is: 105,705.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,270.07 : 342,448.16 = 70,461.62 : x
  2. Step 2: Convert to fraction form
    228,270.07/342,448.16 = 70,461.62/x
  3. Step 3: Cross multiply
    228,270.07x = 342,448.16 × 70,461.62
  4. Step 4: Simplify right side
    228,270.07x = 24,129,450,055.07
  5. Step 5: Solve for x
    x = 24,129,450,055.07/228,270.07
  6. Step 6: Final answer
    x = 105,705.71

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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.