Home / 82,849.57-114,333.74-45,123.82

Finding the Fourth Proportional to 82,849.57, 114,333.74 and 45,123.82

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Solution

The fourth proportional to 82,849.57, 114,333.74 and 45,123.82 is: 62,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,849.57 : 114,333.74 = 45,123.82 : x
  2. Step 2: Convert to fraction form
    82,849.57/114,333.74 = 45,123.82/x
  3. Step 3: Cross multiply
    82,849.57x = 114,333.74 × 45,123.82
  4. Step 4: Simplify right side
    82,849.57x = 5,159,174,878.07
  5. Step 5: Solve for x
    x = 5,159,174,878.07/82,849.57
  6. Step 6: Final answer
    x = 62,271.60

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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.