Home / 103,928,157.80-155,892,236.70-32,131,831.40

Finding the Fourth Proportional to 103,928,157.80, 155,892,236.70 and 32,131,831.40

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Solution

The fourth proportional to 103,928,157.80, 155,892,236.70 and 32,131,831.40 is: 48,197,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,928,157.80 : 155,892,236.70 = 32,131,831.40 : x
  2. Step 2: Convert to fraction form
    103,928,157.80/155,892,236.70 = 32,131,831.40/x
  3. Step 3: Cross multiply
    103,928,157.80x = 155,892,236.70 × 32,131,831.40
  4. Step 4: Simplify right side
    103,928,157.80x = 5,009,103,066,213,292
  5. Step 5: Solve for x
    x = 5,009,103,066,213,292/103,928,157.80
  6. Step 6: Final answer
    x = 48,197,747.10

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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.