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Finding the Fourth Proportional to 112,551.53, 168,764.94 and 46,038.35

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Solution

The fourth proportional to 112,551.53, 168,764.94 and 46,038.35 is: 69,032.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,551.53 : 168,764.94 = 46,038.35 : x
  2. Step 2: Convert to fraction form
    112,551.53/168,764.94 = 46,038.35/x
  3. Step 3: Cross multiply
    112,551.53x = 168,764.94 × 46,038.35
  4. Step 4: Simplify right side
    112,551.53x = 7,769,659,797.36
  5. Step 5: Solve for x
    x = 7,769,659,797.36/112,551.53
  6. Step 6: Final answer
    x = 69,032.03

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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.