Home / 62,063.38-93,122.40-20,510.38

Finding the Fourth Proportional to 62,063.38, 93,122.40 and 20,510.38

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Solution

The fourth proportional to 62,063.38, 93,122.40 and 20,510.38 is: 30,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,063.38 : 93,122.40 = 20,510.38 : x
  2. Step 2: Convert to fraction form
    62,063.38/93,122.40 = 20,510.38/x
  3. Step 3: Cross multiply
    62,063.38x = 93,122.40 × 20,510.38
  4. Step 4: Simplify right side
    62,063.38x = 1,909,975,344.90
  5. Step 5: Solve for x
    x = 1,909,975,344.90/62,063.38
  6. Step 6: Final answer
    x = 30,774.60

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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.