Home / 63,109.08-94,631.22-20,973.96

Finding the Fourth Proportional to 63,109.08, 94,631.22 and 20,973.96

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Solution

The fourth proportional to 63,109.08, 94,631.22 and 20,973.96 is: 31,450.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,109.08 : 94,631.22 = 20,973.96 : x
  2. Step 2: Convert to fraction form
    63,109.08/94,631.22 = 20,973.96/x
  3. Step 3: Cross multiply
    63,109.08x = 94,631.22 × 20,973.96
  4. Step 4: Simplify right side
    63,109.08x = 1,984,791,423.03
  5. Step 5: Solve for x
    x = 1,984,791,423.03/63,109.08
  6. Step 6: Final answer
    x = 31,450.17

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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.