Home / 158,072.94-218,040.93-110,308.86

Finding the Fourth Proportional to 158,072.94, 218,040.93 and 110,308.86

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Solution

The fourth proportional to 158,072.94, 218,040.93 and 110,308.86 is: 152,156.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,072.94 : 218,040.93 = 110,308.86 : x
  2. Step 2: Convert to fraction form
    158,072.94/218,040.93 = 110,308.86/x
  3. Step 3: Cross multiply
    158,072.94x = 218,040.93 × 110,308.86
  4. Step 4: Simplify right side
    158,072.94x = 24,051,846,421.64
  5. Step 5: Solve for x
    x = 24,051,846,421.64/158,072.94
  6. Step 6: Final answer
    x = 152,156.63

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1.5x scale

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.