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Finding the Fourth Proportional to 75,368.46, 113,051.52 and 25,483.59

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Solution

The fourth proportional to 75,368.46, 113,051.52 and 25,483.59 is: 38,224.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,368.46 : 113,051.52 = 25,483.59 : x
  2. Step 2: Convert to fraction form
    75,368.46/113,051.52 = 25,483.59/x
  3. Step 3: Cross multiply
    75,368.46x = 113,051.52 × 25,483.59
  4. Step 4: Simplify right side
    75,368.46x = 2,880,958,584.56
  5. Step 5: Solve for x
    x = 2,880,958,584.56/75,368.46
  6. Step 6: Final answer
    x = 38,224.99

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1.5x scale

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.