Home / 45,385.06-68,084.88-19,097.32

Finding the Fourth Proportional to 45,385.06, 68,084.88 and 19,097.32

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Solution

The fourth proportional to 45,385.06, 68,084.88 and 19,097.32 is: 28,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,385.06 : 68,084.88 = 19,097.32 : x
  2. Step 2: Convert to fraction form
    45,385.06/68,084.88 = 19,097.32/x
  3. Step 3: Cross multiply
    45,385.06x = 68,084.88 × 19,097.32
  4. Step 4: Simplify right side
    45,385.06x = 1,300,238,740.52
  5. Step 5: Solve for x
    x = 1,300,238,740.52/45,385.06
  6. Step 6: Final answer
    x = 28,649.05

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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.