Home / 248,638.95-372,955.67-148,827

Finding the Fourth Proportional to 248,638.95, 372,955.67 and 148,827

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Solution

The fourth proportional to 248,638.95, 372,955.67 and 148,827 is: 223,238.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,638.95 : 372,955.67 = 148,827 : x
  2. Step 2: Convert to fraction form
    248,638.95/372,955.67 = 148,827/x
  3. Step 3: Cross multiply
    248,638.95x = 372,955.67 × 148,827
  4. Step 4: Simplify right side
    248,638.95x = 55,505,872,754.96
  5. Step 5: Solve for x
    x = 55,505,872,754.96/248,638.95
  6. Step 6: Final answer
    x = 223,238.85

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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.