Home / 274,870.16-411,916.44-116,939.60

Finding the Fourth Proportional to 274,870.16, 411,916.44 and 116,939.60

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Solution

The fourth proportional to 274,870.16, 411,916.44 and 116,939.60 is: 175,243.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,870.16 : 411,916.44 = 116,939.60 : x
  2. Step 2: Convert to fraction form
    274,870.16/411,916.44 = 116,939.60/x
  3. Step 3: Cross multiply
    274,870.16x = 411,916.44 × 116,939.60
  4. Step 4: Simplify right side
    274,870.16x = 48,169,343,727.02
  5. Step 5: Solve for x
    x = 48,169,343,727.02/274,870.16
  6. Step 6: Final answer
    x = 175,243.99

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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.