Home / 224,391.95-309,570.49-143,804.66

Finding the Fourth Proportional to 224,391.95, 309,570.49 and 143,804.66

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Solution

The fourth proportional to 224,391.95, 309,570.49 and 143,804.66 is: 198,392.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,391.95 : 309,570.49 = 143,804.66 : x
  2. Step 2: Convert to fraction form
    224,391.95/309,570.49 = 143,804.66/x
  3. Step 3: Cross multiply
    224,391.95x = 309,570.49 × 143,804.66
  4. Step 4: Simplify right side
    224,391.95x = 44,517,679,060.48
  5. Step 5: Solve for x
    x = 44,517,679,060.48/224,391.95
  6. Step 6: Final answer
    x = 198,392.50

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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.