Home / 273,858.17-377,931.98-153,012.75

Finding the Fourth Proportional to 273,858.17, 377,931.98 and 153,012.75

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Solution

The fourth proportional to 273,858.17, 377,931.98 and 153,012.75 is: 211,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,858.17 : 377,931.98 = 153,012.75 : x
  2. Step 2: Convert to fraction form
    273,858.17/377,931.98 = 153,012.75/x
  3. Step 3: Cross multiply
    273,858.17x = 377,931.98 × 153,012.75
  4. Step 4: Simplify right side
    273,858.17x = 57,828,409,677.34
  5. Step 5: Solve for x
    x = 57,828,409,677.34/273,858.17
  6. Step 6: Final answer
    x = 211,161.90

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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.