Home / 89,312.52-123,252.84-49,030.08

Finding the Fourth Proportional to 89,312.52, 123,252.84 and 49,030.08

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Solution

The fourth proportional to 89,312.52, 123,252.84 and 49,030.08 is: 67,662.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,312.52 : 123,252.84 = 49,030.08 : x
  2. Step 2: Convert to fraction form
    89,312.52/123,252.84 = 49,030.08/x
  3. Step 3: Cross multiply
    89,312.52x = 123,252.84 × 49,030.08
  4. Step 4: Simplify right side
    89,312.52x = 6,043,096,605.43
  5. Step 5: Solve for x
    x = 6,043,096,605.43/89,312.52
  6. Step 6: Final answer
    x = 67,662.37

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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.