Home / 53,164.19-73,366.79-29,290.35

Finding the Fourth Proportional to 53,164.19, 73,366.79 and 29,290.35

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Solution

The fourth proportional to 53,164.19, 73,366.79 and 29,290.35 is: 40,420.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164.19 : 73,366.79 = 29,290.35 : x
  2. Step 2: Convert to fraction form
    53,164.19/73,366.79 = 29,290.35/x
  3. Step 3: Cross multiply
    53,164.19x = 73,366.79 × 29,290.35
  4. Step 4: Simplify right side
    53,164.19x = 2,148,938,811.02
  5. Step 5: Solve for x
    x = 2,148,938,811.02/53,164.19
  6. Step 6: Final answer
    x = 40,420.79

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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.