Home / 88,740.81-122,467.30-48,458.33

Finding the Fourth Proportional to 88,740.81, 122,467.30 and 48,458.33

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Solution

The fourth proportional to 88,740.81, 122,467.30 and 48,458.33 is: 66,875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,740.81 : 122,467.30 = 48,458.33 : x
  2. Step 2: Convert to fraction form
    88,740.81/122,467.30 = 48,458.33/x
  3. Step 3: Cross multiply
    88,740.81x = 122,467.30 × 48,458.33
  4. Step 4: Simplify right side
    88,740.81x = 5,934,560,104.13
  5. Step 5: Solve for x
    x = 5,934,560,104.13/88,740.81
  6. Step 6: Final answer
    x = 66,875.21

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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.