Home / 88,431.07-122,037.42-48,145.52

Finding the Fourth Proportional to 88,431.07, 122,037.42 and 48,145.52

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Solution

The fourth proportional to 88,431.07, 122,037.42 and 48,145.52 is: 66,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,431.07 : 122,037.42 = 48,145.52 : x
  2. Step 2: Convert to fraction form
    88,431.07/122,037.42 = 48,145.52/x
  3. Step 3: Cross multiply
    88,431.07x = 122,037.42 × 48,145.52
  4. Step 4: Simplify right side
    88,431.07x = 5,875,555,045.36
  5. Step 5: Solve for x
    x = 5,875,555,045.36/88,431.07
  6. Step 6: Final answer
    x = 66,442.20

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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.