Home / 82,328.13-123,533.64-34,955.28

Finding the Fourth Proportional to 82,328.13, 123,533.64 and 34,955.28

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Solution

The fourth proportional to 82,328.13, 123,533.64 and 34,955.28 is: 52,450.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,328.13 : 123,533.64 = 34,955.28 : x
  2. Step 2: Convert to fraction form
    82,328.13/123,533.64 = 34,955.28/x
  3. Step 3: Cross multiply
    82,328.13x = 123,533.64 × 34,955.28
  4. Step 4: Simplify right side
    82,328.13x = 4,318,152,975.62
  5. Step 5: Solve for x
    x = 4,318,152,975.62/82,328.13
  6. Step 6: Final answer
    x = 52,450.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.