Home / 146,096.40-218,707.20-86,901.60

Finding the Fourth Proportional to 146,096.40, 218,707.20 and 86,901.60

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Solution

The fourth proportional to 146,096.40, 218,707.20 and 86,901.60 is: 130,092.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,096.40 : 218,707.20 = 86,901.60 : x
  2. Step 2: Convert to fraction form
    146,096.40/218,707.20 = 86,901.60/x
  3. Step 3: Cross multiply
    146,096.40x = 218,707.20 × 86,901.60
  4. Step 4: Simplify right side
    146,096.40x = 19,006,005,611.52
  5. Step 5: Solve for x
    x = 19,006,005,611.52/146,096.40
  6. Step 6: Final answer
    x = 130,092.22

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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.