Home / 90,852.54-136,323.63-40,967.34

Finding the Fourth Proportional to 90,852.54, 136,323.63 and 40,967.34

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Solution

The fourth proportional to 90,852.54, 136,323.63 and 40,967.34 is: 61,471.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,852.54 : 136,323.63 = 40,967.34 : x
  2. Step 2: Convert to fraction form
    90,852.54/136,323.63 = 40,967.34/x
  3. Step 3: Cross multiply
    90,852.54x = 136,323.63 × 40,967.34
  4. Step 4: Simplify right side
    90,852.54x = 5,584,816,500.24
  5. Step 5: Solve for x
    x = 5,584,816,500.24/90,852.54
  6. Step 6: Final answer
    x = 61,471.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.