Home / 51,881.04-77,820.48-35,199.36

Finding the Fourth Proportional to 51,881.04, 77,820.48 and 35,199.36

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Solution

The fourth proportional to 51,881.04, 77,820.48 and 35,199.36 is: 52,798.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,881.04 : 77,820.48 = 35,199.36 : x
  2. Step 2: Convert to fraction form
    51,881.04/77,820.48 = 35,199.36/x
  3. Step 3: Cross multiply
    51,881.04x = 77,820.48 × 35,199.36
  4. Step 4: Simplify right side
    51,881.04x = 2,739,231,090.89
  5. Step 5: Solve for x
    x = 2,739,231,090.89/51,881.04
  6. Step 6: Final answer
    x = 52,798.31

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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.