Home / 178,660.78-246,554.95-98,091.70

Finding the Fourth Proportional to 178,660.78, 246,554.95 and 98,091.70

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Solution

The fourth proportional to 178,660.78, 246,554.95 and 98,091.70 is: 135,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,660.78 : 246,554.95 = 98,091.70 : x
  2. Step 2: Convert to fraction form
    178,660.78/246,554.95 = 98,091.70/x
  3. Step 3: Cross multiply
    178,660.78x = 246,554.95 × 98,091.70
  4. Step 4: Simplify right side
    178,660.78x = 24,184,994,188.92
  5. Step 5: Solve for x
    x = 24,184,994,188.92/178,660.78
  6. Step 6: Final answer
    x = 135,368.23

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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.