Home / 63,461.77-87,578.37-34,779.53

Finding the Fourth Proportional to 63,461.77, 87,578.37 and 34,779.53

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Solution

The fourth proportional to 63,461.77, 87,578.37 and 34,779.53 is: 47,996.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,461.77 : 87,578.37 = 34,779.53 : x
  2. Step 2: Convert to fraction form
    63,461.77/87,578.37 = 34,779.53/x
  3. Step 3: Cross multiply
    63,461.77x = 87,578.37 × 34,779.53
  4. Step 4: Simplify right side
    63,461.77x = 3,045,934,546.77
  5. Step 5: Solve for x
    x = 3,045,934,546.77/63,461.77
  6. Step 6: Final answer
    x = 47,996.37

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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.