Home / 89,566.40-123,599.08-49,280.19

Finding the Fourth Proportional to 89,566.40, 123,599.08 and 49,280.19

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Solution

The fourth proportional to 89,566.40, 123,599.08 and 49,280.19 is: 68,005.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,566.40 : 123,599.08 = 49,280.19 : x
  2. Step 2: Convert to fraction form
    89,566.40/123,599.08 = 49,280.19/x
  3. Step 3: Cross multiply
    89,566.40x = 123,599.08 × 49,280.19
  4. Step 4: Simplify right side
    89,566.40x = 6,090,986,146.23
  5. Step 5: Solve for x
    x = 6,090,986,146.23/89,566.40
  6. Step 6: Final answer
    x = 68,005.26

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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.