Home / 55,761.13-76,916.55-33,085.18

Finding the Fourth Proportional to 55,761.13, 76,916.55 and 33,085.18

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Solution

The fourth proportional to 55,761.13, 76,916.55 and 33,085.18 is: 45,637.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,761.13 : 76,916.55 = 33,085.18 : x
  2. Step 2: Convert to fraction form
    55,761.13/76,916.55 = 33,085.18/x
  3. Step 3: Cross multiply
    55,761.13x = 76,916.55 × 33,085.18
  4. Step 4: Simplify right side
    55,761.13x = 2,544,797,901.73
  5. Step 5: Solve for x
    x = 2,544,797,901.73/55,761.13
  6. Step 6: Final answer
    x = 45,637.49

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1.5x scale

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.