Home / 273,228.12-377,056.80-152,377.20

Finding the Fourth Proportional to 273,228.12, 377,056.80 and 152,377.20

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Solution

The fourth proportional to 273,228.12, 377,056.80 and 152,377.20 is: 210,281.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,228.12 : 377,056.80 = 152,377.20 : x
  2. Step 2: Convert to fraction form
    273,228.12/377,056.80 = 152,377.20/x
  3. Step 3: Cross multiply
    273,228.12x = 377,056.80 × 152,377.20
  4. Step 4: Simplify right side
    273,228.12x = 57,454,859,424.96
  5. Step 5: Solve for x
    x = 57,454,859,424.96/273,228.12
  6. Step 6: Final answer
    x = 210,281.65

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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.