Home / 55,856.89-77,073.90-33,187.49

Finding the Fourth Proportional to 55,856.89, 77,073.90 and 33,187.49

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Solution

The fourth proportional to 55,856.89, 77,073.90 and 33,187.49 is: 45,793.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,856.89 : 77,073.90 = 33,187.49 : x
  2. Step 2: Convert to fraction form
    55,856.89/77,073.90 = 33,187.49/x
  3. Step 3: Cross multiply
    55,856.89x = 77,073.90 × 33,187.49
  4. Step 4: Simplify right side
    55,856.89x = 2,557,889,285.51
  5. Step 5: Solve for x
    x = 2,557,889,285.51/55,856.89
  6. Step 6: Final answer
    x = 45,793.62

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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.