Home / 45,761.96-68,547.36-29,113.40

Finding the Fourth Proportional to 45,761.96, 68,547.36 and 29,113.40

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Solution

The fourth proportional to 45,761.96, 68,547.36 and 29,113.40 is: 43,609.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,761.96 : 68,547.36 = 29,113.40 : x
  2. Step 2: Convert to fraction form
    45,761.96/68,547.36 = 29,113.40/x
  3. Step 3: Cross multiply
    45,761.96x = 68,547.36 × 29,113.40
  4. Step 4: Simplify right side
    45,761.96x = 1,995,646,710.62
  5. Step 5: Solve for x
    x = 1,995,646,710.62/45,761.96
  6. Step 6: Final answer
    x = 43,609.29

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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.