Home / 273,853.04-377,880-152,979.44

Finding the Fourth Proportional to 273,853.04, 377,880 and 152,979.44

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Solution

The fourth proportional to 273,853.04, 377,880 and 152,979.44 is: 211,090.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,853.04 : 377,880 = 152,979.44 : x
  2. Step 2: Convert to fraction form
    273,853.04/377,880 = 152,979.44/x
  3. Step 3: Cross multiply
    273,853.04x = 377,880 × 152,979.44
  4. Step 4: Simplify right side
    273,853.04x = 57,807,870,787.20
  5. Step 5: Solve for x
    x = 57,807,870,787.20/273,853.04
  6. Step 6: Final answer
    x = 211,090.85

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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.