Home / 88,511.03-122,089.41-52,674.29

Finding the Fourth Proportional to 88,511.03, 122,089.41 and 52,674.29

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Solution

The fourth proportional to 88,511.03, 122,089.41 and 52,674.29 is: 72,657.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,511.03 : 122,089.41 = 52,674.29 : x
  2. Step 2: Convert to fraction form
    88,511.03/122,089.41 = 52,674.29/x
  3. Step 3: Cross multiply
    88,511.03x = 122,089.41 × 52,674.29
  4. Step 4: Simplify right side
    88,511.03x = 6,430,972,988.27
  5. Step 5: Solve for x
    x = 6,430,972,988.27/88,511.03
  6. Step 6: Final answer
    x = 72,657.31

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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.