Home / 251,485.03-377,274.18-83,017.09

Finding the Fourth Proportional to 251,485.03, 377,274.18 and 83,017.09

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Solution

The fourth proportional to 251,485.03, 377,274.18 and 83,017.09 is: 124,541.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,485.03 : 377,274.18 = 83,017.09 : x
  2. Step 2: Convert to fraction form
    251,485.03/377,274.18 = 83,017.09/x
  3. Step 3: Cross multiply
    251,485.03x = 377,274.18 × 83,017.09
  4. Step 4: Simplify right side
    251,485.03x = 31,320,204,555.74
  5. Step 5: Solve for x
    x = 31,320,204,555.74/251,485.03
  6. Step 6: Final answer
    x = 124,541.03

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1.5x scale

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.