Home / 53,093.18-73,270.05-28,894.36

Finding the Fourth Proportional to 53,093.18, 73,270.05 and 28,894.36

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Solution

The fourth proportional to 53,093.18, 73,270.05 and 28,894.36 is: 39,875.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,093.18 : 73,270.05 = 28,894.36 : x
  2. Step 2: Convert to fraction form
    53,093.18/73,270.05 = 28,894.36/x
  3. Step 3: Cross multiply
    53,093.18x = 73,270.05 × 28,894.36
  4. Step 4: Simplify right side
    53,093.18x = 2,117,091,274.15
  5. Step 5: Solve for x
    x = 2,117,091,274.15/53,093.18
  6. Step 6: Final answer
    x = 39,875.02

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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.