Home / 56,820.23-78,461.48-35,636.03

Finding the Fourth Proportional to 56,820.23, 78,461.48 and 35,636.03

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Solution

The fourth proportional to 56,820.23, 78,461.48 and 35,636.03 is: 49,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,820.23 : 78,461.48 = 35,636.03 : x
  2. Step 2: Convert to fraction form
    56,820.23/78,461.48 = 35,636.03/x
  3. Step 3: Cross multiply
    56,820.23x = 78,461.48 × 35,636.03
  4. Step 4: Simplify right side
    56,820.23x = 2,796,055,351.91
  5. Step 5: Solve for x
    x = 2,796,055,351.91/56,820.23
  6. Step 6: Final answer
    x = 49,208.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.