Home / 110,868.32-166,502.93-102,425.74

Finding the Fourth Proportional to 110,868.32, 166,502.93 and 102,425.74

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Solution

The fourth proportional to 110,868.32, 166,502.93 and 102,425.74 is: 153,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,868.32 : 166,502.93 = 102,425.74 : x
  2. Step 2: Convert to fraction form
    110,868.32/166,502.93 = 102,425.74/x
  3. Step 3: Cross multiply
    110,868.32x = 166,502.93 × 102,425.74
  4. Step 4: Simplify right side
    110,868.32x = 17,054,184,889.03
  5. Step 5: Solve for x
    x = 17,054,184,889.03/110,868.32
  6. Step 6: Final answer
    x = 153,823.78

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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.