Home / 178,669.34-246,564.20-98,102.10

Finding the Fourth Proportional to 178,669.34, 246,564.20 and 98,102.10

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Solution

The fourth proportional to 178,669.34, 246,564.20 and 98,102.10 is: 135,381.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,669.34 : 246,564.20 = 98,102.10 : x
  2. Step 2: Convert to fraction form
    178,669.34/246,564.20 = 98,102.10/x
  3. Step 3: Cross multiply
    178,669.34x = 246,564.20 × 98,102.10
  4. Step 4: Simplify right side
    178,669.34x = 24,188,465,804.82
  5. Step 5: Solve for x
    x = 24,188,465,804.82/178,669.34
  6. Step 6: Final answer
    x = 135,381.18

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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.