Home / 51,302.40-76,880.70-35,701.80

Finding the Fourth Proportional to 51,302.40, 76,880.70 and 35,701.80

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Solution

The fourth proportional to 51,302.40, 76,880.70 and 35,701.80 is: 53,501.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,302.40 : 76,880.70 = 35,701.80 : x
  2. Step 2: Convert to fraction form
    51,302.40/76,880.70 = 35,701.80/x
  3. Step 3: Cross multiply
    51,302.40x = 76,880.70 × 35,701.80
  4. Step 4: Simplify right side
    51,302.40x = 2,744,779,375.26
  5. Step 5: Solve for x
    x = 2,744,779,375.26/51,302.40
  6. Step 6: Final answer
    x = 53,501.97

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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.