Home / 53,058.20-73,230.70-30,412.36

Finding the Fourth Proportional to 53,058.20, 73,230.70 and 30,412.36

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Solution

The fourth proportional to 53,058.20, 73,230.70 and 30,412.36 is: 41,975.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,058.20 : 73,230.70 = 30,412.36 : x
  2. Step 2: Convert to fraction form
    53,058.20/73,230.70 = 30,412.36/x
  3. Step 3: Cross multiply
    53,058.20x = 73,230.70 × 30,412.36
  4. Step 4: Simplify right side
    53,058.20x = 2,227,118,411.45
  5. Step 5: Solve for x
    x = 2,227,118,411.45/53,058.20
  6. Step 6: Final answer
    x = 41,975.01

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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.