Home / 377,155.09-565,766.84-124,436.31

Finding the Fourth Proportional to 377,155.09, 565,766.84 and 124,436.31

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Solution

The fourth proportional to 377,155.09, 565,766.84 and 124,436.31 is: 186,665.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,155.09 : 565,766.84 = 124,436.31 : x
  2. Step 2: Convert to fraction form
    377,155.09/565,766.84 = 124,436.31/x
  3. Step 3: Cross multiply
    377,155.09x = 565,766.84 × 124,436.31
  4. Step 4: Simplify right side
    377,155.09x = 70,401,934,438.94
  5. Step 5: Solve for x
    x = 70,401,934,438.94/377,155.09
  6. Step 6: Final answer
    x = 186,665.74

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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.