Home / 82,836.42-114,316.68-45,113.10

Finding the Fourth Proportional to 82,836.42, 114,316.68 and 45,113.10

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Solution

The fourth proportional to 82,836.42, 114,316.68 and 45,113.10 is: 62,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,836.42 : 114,316.68 = 45,113.10 : x
  2. Step 2: Convert to fraction form
    82,836.42/114,316.68 = 45,113.10/x
  3. Step 3: Cross multiply
    82,836.42x = 114,316.68 × 45,113.10
  4. Step 4: Simplify right side
    82,836.42x = 5,157,179,816.51
  5. Step 5: Solve for x
    x = 5,157,179,816.51/82,836.42
  6. Step 6: Final answer
    x = 62,257.40

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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.