Home / 146,533.28-202,216.04-79,465.28

Finding the Fourth Proportional to 146,533.28, 202,216.04 and 79,465.28

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Solution

The fourth proportional to 146,533.28, 202,216.04 and 79,465.28 is: 109,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,533.28 : 202,216.04 = 79,465.28 : x
  2. Step 2: Convert to fraction form
    146,533.28/202,216.04 = 79,465.28/x
  3. Step 3: Cross multiply
    146,533.28x = 202,216.04 × 79,465.28
  4. Step 4: Simplify right side
    146,533.28x = 16,069,154,239.09
  5. Step 5: Solve for x
    x = 16,069,154,239.09/146,533.28
  6. Step 6: Final answer
    x = 109,662.15

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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.