Home / 231,492.09-347,271.42-71,580.51

Finding the Fourth Proportional to 231,492.09, 347,271.42 and 71,580.51

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Solution

The fourth proportional to 231,492.09, 347,271.42 and 71,580.51 is: 107,381.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,492.09 : 347,271.42 = 71,580.51 : x
  2. Step 2: Convert to fraction form
    231,492.09/347,271.42 = 71,580.51/x
  3. Step 3: Cross multiply
    231,492.09x = 347,271.42 × 71,580.51
  4. Step 4: Simplify right side
    231,492.09x = 24,857,865,352.02
  5. Step 5: Solve for x
    x = 24,857,865,352.02/231,492.09
  6. Step 6: Final answer
    x = 107,381.06

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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.