Home / 67,071.99-92,551.89-53,638.35

Finding the Fourth Proportional to 67,071.99, 92,551.89 and 53,638.35

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Solution

The fourth proportional to 67,071.99, 92,551.89 and 53,638.35 is: 74,014.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,071.99 : 92,551.89 = 53,638.35 : x
  2. Step 2: Convert to fraction form
    67,071.99/92,551.89 = 53,638.35/x
  3. Step 3: Cross multiply
    67,071.99x = 92,551.89 × 53,638.35
  4. Step 4: Simplify right side
    67,071.99x = 4,964,330,668.98
  5. Step 5: Solve for x
    x = 4,964,330,668.98/67,071.99
  6. Step 6: Final answer
    x = 74,014.96

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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.