Home / 178,719.12-246,638.70-98,148.84

Finding the Fourth Proportional to 178,719.12, 246,638.70 and 98,148.84

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Solution

The fourth proportional to 178,719.12, 246,638.70 and 98,148.84 is: 135,448.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,719.12 : 246,638.70 = 98,148.84 : x
  2. Step 2: Convert to fraction form
    178,719.12/246,638.70 = 98,148.84/x
  3. Step 3: Cross multiply
    178,719.12x = 246,638.70 × 98,148.84
  4. Step 4: Simplify right side
    178,719.12x = 24,207,302,304.11
  5. Step 5: Solve for x
    x = 24,207,302,304.11/178,719.12
  6. Step 6: Final answer
    x = 135,448.87

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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.