Home / 53,151.80-79,573.25-30,897.32

Finding the Fourth Proportional to 53,151.80, 79,573.25 and 30,897.32

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Solution

The fourth proportional to 53,151.80, 79,573.25 and 30,897.32 is: 46,256.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,151.80 : 79,573.25 = 30,897.32 : x
  2. Step 2: Convert to fraction form
    53,151.80/79,573.25 = 30,897.32/x
  3. Step 3: Cross multiply
    53,151.80x = 79,573.25 × 30,897.32
  4. Step 4: Simplify right side
    53,151.80x = 2,458,599,848.07
  5. Step 5: Solve for x
    x = 2,458,599,848.07/53,151.80
  6. Step 6: Final answer
    x = 46,256.20

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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.