Home / 64,519.12-96,762.44-22,956.40

Finding the Fourth Proportional to 64,519.12, 96,762.44 and 22,956.40

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Solution

The fourth proportional to 64,519.12, 96,762.44 and 22,956.40 is: 34,428.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,519.12 : 96,762.44 = 22,956.40 : x
  2. Step 2: Convert to fraction form
    64,519.12/96,762.44 = 22,956.40/x
  3. Step 3: Cross multiply
    64,519.12x = 96,762.44 × 22,956.40
  4. Step 4: Simplify right side
    64,519.12x = 2,221,317,277.62
  5. Step 5: Solve for x
    x = 2,221,317,277.62/64,519.12
  6. Step 6: Final answer
    x = 34,428.82

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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.