Home / 121,467.46-182,368.59-83,934.58

Finding the Fourth Proportional to 121,467.46, 182,368.59 and 83,934.58

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Solution

The fourth proportional to 121,467.46, 182,368.59 and 83,934.58 is: 126,017.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,467.46 : 182,368.59 = 83,934.58 : x
  2. Step 2: Convert to fraction form
    121,467.46/182,368.59 = 83,934.58/x
  3. Step 3: Cross multiply
    121,467.46x = 182,368.59 × 83,934.58
  4. Step 4: Simplify right side
    121,467.46x = 15,307,031,006.84
  5. Step 5: Solve for x
    x = 15,307,031,006.84/121,467.46
  6. Step 6: Final answer
    x = 126,017.54

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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.