Home / 89,749.86-134,577.16-26,561.28

Finding the Fourth Proportional to 89,749.86, 134,577.16 and 26,561.28

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Solution

The fourth proportional to 89,749.86, 134,577.16 and 26,561.28 is: 39,827.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,749.86 : 134,577.16 = 26,561.28 : x
  2. Step 2: Convert to fraction form
    89,749.86/134,577.16 = 26,561.28/x
  3. Step 3: Cross multiply
    89,749.86x = 134,577.16 × 26,561.28
  4. Step 4: Simplify right side
    89,749.86x = 3,574,541,628.36
  5. Step 5: Solve for x
    x = 3,574,541,628.36/89,749.86
  6. Step 6: Final answer
    x = 39,827.82

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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.