Home / 74,216.35-111,362.79-34,777.45

Finding the Fourth Proportional to 74,216.35, 111,362.79 and 34,777.45

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Solution

The fourth proportional to 74,216.35, 111,362.79 and 34,777.45 is: 52,184.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,216.35 : 111,362.79 = 34,777.45 : x
  2. Step 2: Convert to fraction form
    74,216.35/111,362.79 = 34,777.45/x
  3. Step 3: Cross multiply
    74,216.35x = 111,362.79 × 34,777.45
  4. Step 4: Simplify right side
    74,216.35x = 3,872,913,304.27
  5. Step 5: Solve for x
    x = 3,872,913,304.27/74,216.35
  6. Step 6: Final answer
    x = 52,184.10

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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.