Home / 82,146.09-113,361.53-44,420.25

Finding the Fourth Proportional to 82,146.09, 113,361.53 and 44,420.25

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Solution

The fourth proportional to 82,146.09, 113,361.53 and 44,420.25 is: 61,299.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,146.09 : 113,361.53 = 44,420.25 : x
  2. Step 2: Convert to fraction form
    82,146.09/113,361.53 = 44,420.25/x
  3. Step 3: Cross multiply
    82,146.09x = 113,361.53 × 44,420.25
  4. Step 4: Simplify right side
    82,146.09x = 5,035,547,280.88
  5. Step 5: Solve for x
    x = 5,035,547,280.88/82,146.09
  6. Step 6: Final answer
    x = 61,299.90

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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.