Home / 45,416.20-68,054.90-19,106.52

Finding the Fourth Proportional to 45,416.20, 68,054.90 and 19,106.52

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Solution

The fourth proportional to 45,416.20, 68,054.90 and 19,106.52 is: 28,630.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,416.20 : 68,054.90 = 19,106.52 : x
  2. Step 2: Convert to fraction form
    45,416.20/68,054.90 = 19,106.52/x
  3. Step 3: Cross multiply
    45,416.20x = 68,054.90 × 19,106.52
  4. Step 4: Simplify right side
    45,416.20x = 1,300,292,307.95
  5. Step 5: Solve for x
    x = 1,300,292,307.95/45,416.20
  6. Step 6: Final answer
    x = 28,630.58

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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.