Home / 89,747.24-134,636.87-29,779.31

Finding the Fourth Proportional to 89,747.24, 134,636.87 and 29,779.31

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Solution

The fourth proportional to 89,747.24, 134,636.87 and 29,779.31 is: 44,674.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,747.24 : 134,636.87 = 29,779.31 : x
  2. Step 2: Convert to fraction form
    89,747.24/134,636.87 = 29,779.31/x
  3. Step 3: Cross multiply
    89,747.24x = 134,636.87 × 29,779.31
  4. Step 4: Simplify right side
    89,747.24x = 4,009,392,267.08
  5. Step 5: Solve for x
    x = 4,009,392,267.08/89,747.24
  6. Step 6: Final answer
    x = 44,674.27

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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.