Home / 104,091.67-143,646.51-56,345.41

Finding the Fourth Proportional to 104,091.67, 143,646.51 and 56,345.41

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Solution

The fourth proportional to 104,091.67, 143,646.51 and 56,345.41 is: 77,756.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,091.67 : 143,646.51 = 56,345.41 : x
  2. Step 2: Convert to fraction form
    104,091.67/143,646.51 = 56,345.41/x
  3. Step 3: Cross multiply
    104,091.67x = 143,646.51 × 56,345.41
  4. Step 4: Simplify right side
    104,091.67x = 8,093,821,501.02
  5. Step 5: Solve for x
    x = 8,093,821,501.02/104,091.67
  6. Step 6: Final answer
    x = 77,756.67

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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.