Home / 112,302.24-168,506-49,114.28

Finding the Fourth Proportional to 112,302.24, 168,506 and 49,114.28

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Solution

The fourth proportional to 112,302.24, 168,506 and 49,114.28 is: 73,694.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,302.24 : 168,506 = 49,114.28 : x
  2. Step 2: Convert to fraction form
    112,302.24/168,506 = 49,114.28/x
  3. Step 3: Cross multiply
    112,302.24x = 168,506 × 49,114.28
  4. Step 4: Simplify right side
    112,302.24x = 8,276,050,865.68
  5. Step 5: Solve for x
    x = 8,276,050,865.68/112,302.24
  6. Step 6: Final answer
    x = 73,694.44

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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.