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Finding the Fourth Proportional to 164,034.40, 246,051.60 and 124,376.80

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Solution

The fourth proportional to 164,034.40, 246,051.60 and 124,376.80 is: 186,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,034.40 : 246,051.60 = 124,376.80 : x
  2. Step 2: Convert to fraction form
    164,034.40/246,051.60 = 124,376.80/x
  3. Step 3: Cross multiply
    164,034.40x = 246,051.60 × 124,376.80
  4. Step 4: Simplify right side
    164,034.40x = 30,603,110,642.88
  5. Step 5: Solve for x
    x = 30,603,110,642.88/164,034.40
  6. Step 6: Final answer
    x = 186,565.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.