Home / 88,778.69-122,518.25-51,052.94

Finding the Fourth Proportional to 88,778.69, 122,518.25 and 51,052.94

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Solution

The fourth proportional to 88,778.69, 122,518.25 and 51,052.94 is: 70,455.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,778.69 : 122,518.25 = 51,052.94 : x
  2. Step 2: Convert to fraction form
    88,778.69/122,518.25 = 51,052.94/x
  3. Step 3: Cross multiply
    88,778.69x = 122,518.25 × 51,052.94
  4. Step 4: Simplify right side
    88,778.69x = 6,254,916,866.16
  5. Step 5: Solve for x
    x = 6,254,916,866.16/88,778.69
  6. Step 6: Final answer
    x = 70,455.16

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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.