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Finding the Fourth Proportional to 178,609.80, 246,484.70 and 98,044.82

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Solution

The fourth proportional to 178,609.80, 246,484.70 and 98,044.82 is: 135,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,609.80 : 246,484.70 = 98,044.82 : x
  2. Step 2: Convert to fraction form
    178,609.80/246,484.70 = 98,044.82/x
  3. Step 3: Cross multiply
    178,609.80x = 246,484.70 × 98,044.82
  4. Step 4: Simplify right side
    178,609.80x = 24,166,548,044.25
  5. Step 5: Solve for x
    x = 24,166,548,044.25/178,609.80
  6. Step 6: Final answer
    x = 135,303.60

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1.5x scale

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.