Home / 88,777.03-122,511.57-48,490.82

Finding the Fourth Proportional to 88,777.03, 122,511.57 and 48,490.82

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Solution

The fourth proportional to 88,777.03, 122,511.57 and 48,490.82 is: 66,916.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,777.03 : 122,511.57 = 48,490.82 : x
  2. Step 2: Convert to fraction form
    88,777.03/122,511.57 = 48,490.82/x
  3. Step 3: Cross multiply
    88,777.03x = 122,511.57 × 48,490.82
  4. Step 4: Simplify right side
    88,777.03x = 5,940,685,876.23
  5. Step 5: Solve for x
    x = 5,940,685,876.23/88,777.03
  6. Step 6: Final answer
    x = 66,916.93

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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.