Home / 190,552.02-285,840.18-50,307

Finding the Fourth Proportional to 190,552.02, 285,840.18 and 50,307

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Solution

The fourth proportional to 190,552.02, 285,840.18 and 50,307 is: 75,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,552.02 : 285,840.18 = 50,307 : x
  2. Step 2: Convert to fraction form
    190,552.02/285,840.18 = 50,307/x
  3. Step 3: Cross multiply
    190,552.02x = 285,840.18 × 50,307
  4. Step 4: Simplify right side
    190,552.02x = 14,379,761,935.26
  5. Step 5: Solve for x
    x = 14,379,761,935.26/190,552.02
  6. Step 6: Final answer
    x = 75,463.71

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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.