Home / 45,053.83-62,160.63-31,441.51

Finding the Fourth Proportional to 45,053.83, 62,160.63 and 31,441.51

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Solution

The fourth proportional to 45,053.83, 62,160.63 and 31,441.51 is: 43,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,053.83 : 62,160.63 = 31,441.51 : x
  2. Step 2: Convert to fraction form
    45,053.83/62,160.63 = 31,441.51/x
  3. Step 3: Cross multiply
    45,053.83x = 62,160.63 × 31,441.51
  4. Step 4: Simplify right side
    45,053.83x = 1,954,424,069.75
  5. Step 5: Solve for x
    x = 1,954,424,069.75/45,053.83
  6. Step 6: Final answer
    x = 43,379.75

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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.