Home / 180,136.63-248,573.57-99,564.18

Finding the Fourth Proportional to 180,136.63, 248,573.57 and 99,564.18

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Solution

The fourth proportional to 180,136.63, 248,573.57 and 99,564.18 is: 137,390.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,136.63 : 248,573.57 = 99,564.18 : x
  2. Step 2: Convert to fraction form
    180,136.63/248,573.57 = 99,564.18/x
  3. Step 3: Cross multiply
    180,136.63x = 248,573.57 × 99,564.18
  4. Step 4: Simplify right side
    180,136.63x = 24,749,023,666.72
  5. Step 5: Solve for x
    x = 24,749,023,666.72/180,136.63
  6. Step 6: Final answer
    x = 137,390.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.