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Finding the Fourth Proportional to 185,252.88, 255,645.62 and 104,678.67

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Solution

The fourth proportional to 185,252.88, 255,645.62 and 104,678.67 is: 144,454.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,252.88 : 255,645.62 = 104,678.67 : x
  2. Step 2: Convert to fraction form
    185,252.88/255,645.62 = 104,678.67/x
  3. Step 3: Cross multiply
    185,252.88x = 255,645.62 × 104,678.67
  4. Step 4: Simplify right side
    185,252.88x = 26,760,643,492.93
  5. Step 5: Solve for x
    x = 26,760,643,492.93/185,252.88
  6. Step 6: Final answer
    x = 144,454.67

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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.