Home / 49,307.32-68,045.44-30,186.72

Finding the Fourth Proportional to 49,307.32, 68,045.44 and 30,186.72

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Solution

The fourth proportional to 49,307.32, 68,045.44 and 30,186.72 is: 41,658.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,307.32 : 68,045.44 = 30,186.72 : x
  2. Step 2: Convert to fraction form
    49,307.32/68,045.44 = 30,186.72/x
  3. Step 3: Cross multiply
    49,307.32x = 68,045.44 × 30,186.72
  4. Step 4: Simplify right side
    49,307.32x = 2,054,068,644.56
  5. Step 5: Solve for x
    x = 2,054,068,644.56/49,307.32
  6. Step 6: Final answer
    x = 41,658.49

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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.