Home / 45,655.05-68,385.69-29,804.07

Finding the Fourth Proportional to 45,655.05, 68,385.69 and 29,804.07

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Solution

The fourth proportional to 45,655.05, 68,385.69 and 29,804.07 is: 44,642.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,655.05 : 68,385.69 = 29,804.07 : x
  2. Step 2: Convert to fraction form
    45,655.05/68,385.69 = 29,804.07/x
  3. Step 3: Cross multiply
    45,655.05x = 68,385.69 × 29,804.07
  4. Step 4: Simplify right side
    45,655.05x = 2,038,171,891.76
  5. Step 5: Solve for x
    x = 2,038,171,891.76/45,655.05
  6. Step 6: Final answer
    x = 44,642.86

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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.