Home / 118,386.61-177,578.60-34,144.03

Finding the Fourth Proportional to 118,386.61, 177,578.60 and 34,144.03

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Solution

The fourth proportional to 118,386.61, 177,578.60 and 34,144.03 is: 51,215.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,386.61 : 177,578.60 = 34,144.03 : x
  2. Step 2: Convert to fraction form
    118,386.61/177,578.60 = 34,144.03/x
  3. Step 3: Cross multiply
    118,386.61x = 177,578.60 × 34,144.03
  4. Step 4: Simplify right side
    118,386.61x = 6,063,249,097.01
  5. Step 5: Solve for x
    x = 6,063,249,097.01/118,386.61
  6. Step 6: Final answer
    x = 51,215.67

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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.