Home / 286,357.41-429,537.29-96,818.81

Finding the Fourth Proportional to 286,357.41, 429,537.29 and 96,818.81

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Solution

The fourth proportional to 286,357.41, 429,537.29 and 96,818.81 is: 145,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,357.41 : 429,537.29 = 96,818.81 : x
  2. Step 2: Convert to fraction form
    286,357.41/429,537.29 = 96,818.81/x
  3. Step 3: Cross multiply
    286,357.41x = 429,537.29 × 96,818.81
  4. Step 4: Simplify right side
    286,357.41x = 41,587,286,636.64
  5. Step 5: Solve for x
    x = 41,587,286,636.64/286,357.41
  6. Step 6: Final answer
    x = 145,228.60

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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.