Home / 53,143.95-73,335.29-29,270.63

Finding the Fourth Proportional to 53,143.95, 73,335.29 and 29,270.63

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Solution

The fourth proportional to 53,143.95, 73,335.29 and 29,270.63 is: 40,391.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,143.95 : 73,335.29 = 29,270.63 : x
  2. Step 2: Convert to fraction form
    53,143.95/73,335.29 = 29,270.63/x
  3. Step 3: Cross multiply
    53,143.95x = 73,335.29 × 29,270.63
  4. Step 4: Simplify right side
    53,143.95x = 2,146,569,626.50
  5. Step 5: Solve for x
    x = 2,146,569,626.50/53,143.95
  6. Step 6: Final answer
    x = 40,391.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.