Home / 55,557.78-76,608.63-35,392.02

Finding the Fourth Proportional to 55,557.78, 76,608.63 and 35,392.02

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Solution

The fourth proportional to 55,557.78, 76,608.63 and 35,392.02 is: 48,802.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,557.78 : 76,608.63 = 35,392.02 : x
  2. Step 2: Convert to fraction form
    55,557.78/76,608.63 = 35,392.02/x
  3. Step 3: Cross multiply
    55,557.78x = 76,608.63 × 35,392.02
  4. Step 4: Simplify right side
    55,557.78x = 2,711,334,165.13
  5. Step 5: Solve for x
    x = 2,711,334,165.13/55,557.78
  6. Step 6: Final answer
    x = 48,802.06

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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.