Home / 89,013.48-122,838.75-48,727.26

Finding the Fourth Proportional to 89,013.48, 122,838.75 and 48,727.26

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Solution

The fourth proportional to 89,013.48, 122,838.75 and 48,727.26 is: 67,243.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,013.48 : 122,838.75 = 48,727.26 : x
  2. Step 2: Convert to fraction form
    89,013.48/122,838.75 = 48,727.26/x
  3. Step 3: Cross multiply
    89,013.48x = 122,838.75 × 48,727.26
  4. Step 4: Simplify right side
    89,013.48x = 5,985,595,709.33
  5. Step 5: Solve for x
    x = 5,985,595,709.33/89,013.48
  6. Step 6: Final answer
    x = 67,243.70

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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.