Home / 273,282.36-377,130.22-152,420.53

Finding the Fourth Proportional to 273,282.36, 377,130.22 and 152,420.53

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Solution

The fourth proportional to 273,282.36, 377,130.22 and 152,420.53 is: 210,340.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,282.36 : 377,130.22 = 152,420.53 : x
  2. Step 2: Convert to fraction form
    273,282.36/377,130.22 = 152,420.53/x
  3. Step 3: Cross multiply
    273,282.36x = 377,130.22 × 152,420.53
  4. Step 4: Simplify right side
    273,282.36x = 57,482,386,687.54
  5. Step 5: Solve for x
    x = 57,482,386,687.54/273,282.36
  6. Step 6: Final answer
    x = 210,340.64

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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.