Home / 56,846.44-78,447.02-31,355.18

Finding the Fourth Proportional to 56,846.44, 78,447.02 and 31,355.18

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Solution

The fourth proportional to 56,846.44, 78,447.02 and 31,355.18 is: 43,269.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,846.44 : 78,447.02 = 31,355.18 : x
  2. Step 2: Convert to fraction form
    56,846.44/78,447.02 = 31,355.18/x
  3. Step 3: Cross multiply
    56,846.44x = 78,447.02 × 31,355.18
  4. Step 4: Simplify right side
    56,846.44x = 2,459,720,707.07
  5. Step 5: Solve for x
    x = 2,459,720,707.07/56,846.44
  6. Step 6: Final answer
    x = 43,269.57

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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.