Home / 76,547.55-114,803.78-29,168.02

Finding the Fourth Proportional to 76,547.55, 114,803.78 and 29,168.02

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Solution

The fourth proportional to 76,547.55, 114,803.78 and 29,168.02 is: 43,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,547.55 : 114,803.78 = 29,168.02 : x
  2. Step 2: Convert to fraction form
    76,547.55/114,803.78 = 29,168.02/x
  3. Step 3: Cross multiply
    76,547.55x = 114,803.78 × 29,168.02
  4. Step 4: Simplify right side
    76,547.55x = 3,348,598,518.27
  5. Step 5: Solve for x
    x = 3,348,598,518.27/76,547.55
  6. Step 6: Final answer
    x = 43,745.34

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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.