Home / 64,431.12-96,623.04-22,300.32

Finding the Fourth Proportional to 64,431.12, 96,623.04 and 22,300.32

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Solution

The fourth proportional to 64,431.12, 96,623.04 and 22,300.32 is: 33,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,431.12 : 96,623.04 = 22,300.32 : x
  2. Step 2: Convert to fraction form
    64,431.12/96,623.04 = 22,300.32/x
  3. Step 3: Cross multiply
    64,431.12x = 96,623.04 × 22,300.32
  4. Step 4: Simplify right side
    64,431.12x = 2,154,724,711.37
  5. Step 5: Solve for x
    x = 2,154,724,711.37/64,431.12
  6. Step 6: Final answer
    x = 33,442.30

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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.