Home / 70,816.86-97,727.58-40,603.95

Finding the Fourth Proportional to 70,816.86, 97,727.58 and 40,603.95

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Solution

The fourth proportional to 70,816.86, 97,727.58 and 40,603.95 is: 56,033.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,816.86 : 97,727.58 = 40,603.95 : x
  2. Step 2: Convert to fraction form
    70,816.86/97,727.58 = 40,603.95/x
  3. Step 3: Cross multiply
    70,816.86x = 97,727.58 × 40,603.95
  4. Step 4: Simplify right side
    70,816.86x = 3,968,125,771.94
  5. Step 5: Solve for x
    x = 3,968,125,771.94/70,816.86
  6. Step 6: Final answer
    x = 56,033.63

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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.