Home / 55,272.60-76,215.96-37,336.47

Finding the Fourth Proportional to 55,272.60, 76,215.96 and 37,336.47

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Solution

The fourth proportional to 55,272.60, 76,215.96 and 37,336.47 is: 51,483.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,272.60 : 76,215.96 = 37,336.47 : x
  2. Step 2: Convert to fraction form
    55,272.60/76,215.96 = 37,336.47/x
  3. Step 3: Cross multiply
    55,272.60x = 76,215.96 × 37,336.47
  4. Step 4: Simplify right side
    55,272.60x = 2,845,634,904.06
  5. Step 5: Solve for x
    x = 2,845,634,904.06/55,272.60
  6. Step 6: Final answer
    x = 51,483.64

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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.