Home / 89,292.77-123,223.65-49,007.19

Finding the Fourth Proportional to 89,292.77, 123,223.65 and 49,007.19

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Solution

The fourth proportional to 89,292.77, 123,223.65 and 49,007.19 is: 67,629.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,292.77 : 123,223.65 = 49,007.19 : x
  2. Step 2: Convert to fraction form
    89,292.77/123,223.65 = 49,007.19/x
  3. Step 3: Cross multiply
    89,292.77x = 123,223.65 × 49,007.19
  4. Step 4: Simplify right side
    89,292.77x = 6,038,844,828.04
  5. Step 5: Solve for x
    x = 6,038,844,828.04/89,292.77
  6. Step 6: Final answer
    x = 67,629.72

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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.