Home / 110,977.88-166,827.69-89,031.35

Finding the Fourth Proportional to 110,977.88, 166,827.69 and 89,031.35

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Solution

The fourth proportional to 110,977.88, 166,827.69 and 89,031.35 is: 133,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,977.88 : 166,827.69 = 89,031.35 : x
  2. Step 2: Convert to fraction form
    110,977.88/166,827.69 = 89,031.35/x
  3. Step 3: Cross multiply
    110,977.88x = 166,827.69 × 89,031.35
  4. Step 4: Simplify right side
    110,977.88x = 14,852,894,458.08
  5. Step 5: Solve for x
    x = 14,852,894,458.08/110,977.88
  6. Step 6: Final answer
    x = 133,836.53

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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.