Home / 56,933.67-78,568.02-31,441.62

Finding the Fourth Proportional to 56,933.67, 78,568.02 and 31,441.62

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Solution

The fourth proportional to 56,933.67, 78,568.02 and 31,441.62 is: 43,389.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,933.67 : 78,568.02 = 31,441.62 : x
  2. Step 2: Convert to fraction form
    56,933.67/78,568.02 = 31,441.62/x
  3. Step 3: Cross multiply
    56,933.67x = 78,568.02 × 31,441.62
  4. Step 4: Simplify right side
    56,933.67x = 2,470,305,828.99
  5. Step 5: Solve for x
    x = 2,470,305,828.99/56,933.67
  6. Step 6: Final answer
    x = 43,389.19

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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.