Home / 163,644.21-245,537.37-88,817.22

Finding the Fourth Proportional to 163,644.21, 245,537.37 and 88,817.22

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Solution

The fourth proportional to 163,644.21, 245,537.37 and 88,817.22 is: 133,264.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,644.21 : 245,537.37 = 88,817.22 : x
  2. Step 2: Convert to fraction form
    163,644.21/245,537.37 = 88,817.22/x
  3. Step 3: Cross multiply
    163,644.21x = 245,537.37 × 88,817.22
  4. Step 4: Simplify right side
    163,644.21x = 21,807,946,609.51
  5. Step 5: Solve for x
    x = 21,807,946,609.51/163,644.21
  6. Step 6: Final answer
    x = 133,264.39

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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.