Home / 112,312.88-168,509.43-48,244.11

Finding the Fourth Proportional to 112,312.88, 168,509.43 and 48,244.11

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Solution

The fourth proportional to 112,312.88, 168,509.43 and 48,244.11 is: 72,383.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,312.88 : 168,509.43 = 48,244.11 : x
  2. Step 2: Convert to fraction form
    112,312.88/168,509.43 = 48,244.11/x
  3. Step 3: Cross multiply
    112,312.88x = 168,509.43 × 48,244.11
  4. Step 4: Simplify right side
    112,312.88x = 8,129,586,845.05
  5. Step 5: Solve for x
    x = 8,129,586,845.05/112,312.88
  6. Step 6: Final answer
    x = 72,383.39

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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.