Home / 180,213.19-248,684.14-99,636.01

Finding the Fourth Proportional to 180,213.19, 248,684.14 and 99,636.01

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Solution

The fourth proportional to 180,213.19, 248,684.14 and 99,636.01 is: 137,492.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,213.19 : 248,684.14 = 99,636.01 : x
  2. Step 2: Convert to fraction form
    180,213.19/248,684.14 = 99,636.01/x
  3. Step 3: Cross multiply
    180,213.19x = 248,684.14 × 99,636.01
  4. Step 4: Simplify right side
    180,213.19x = 24,777,895,459.88
  5. Step 5: Solve for x
    x = 24,777,895,459.88/180,213.19
  6. Step 6: Final answer
    x = 137,492.13

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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.