Home / 49,487.32-74,230.98-42,803.95

Finding the Fourth Proportional to 49,487.32, 74,230.98 and 42,803.95

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Solution

The fourth proportional to 49,487.32, 74,230.98 and 42,803.95 is: 64,205.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,487.32 : 74,230.98 = 42,803.95 : x
  2. Step 2: Convert to fraction form
    49,487.32/74,230.98 = 42,803.95/x
  3. Step 3: Cross multiply
    49,487.32x = 74,230.98 × 42,803.95
  4. Step 4: Simplify right side
    49,487.32x = 3,177,379,156.37
  5. Step 5: Solve for x
    x = 3,177,379,156.37/49,487.32
  6. Step 6: Final answer
    x = 64,205.93

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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.