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Finding the Fourth Proportional to 152,361.44, 210,293.79 and 101,376.33

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Solution

The fourth proportional to 152,361.44, 210,293.79 and 101,376.33 is: 139,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,361.44 : 210,293.79 = 101,376.33 : x
  2. Step 2: Convert to fraction form
    152,361.44/210,293.79 = 101,376.33/x
  3. Step 3: Cross multiply
    152,361.44x = 210,293.79 × 101,376.33
  4. Step 4: Simplify right side
    152,361.44x = 21,318,811,483.23
  5. Step 5: Solve for x
    x = 21,318,811,483.23/152,361.44
  6. Step 6: Final answer
    x = 139,922.62

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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.