Home / 134,815.06-202,265.76-64,699.30

Finding the Fourth Proportional to 134,815.06, 202,265.76 and 64,699.30

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Solution

The fourth proportional to 134,815.06, 202,265.76 and 64,699.30 is: 97,069.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,815.06 : 202,265.76 = 64,699.30 : x
  2. Step 2: Convert to fraction form
    134,815.06/202,265.76 = 64,699.30/x
  3. Step 3: Cross multiply
    134,815.06x = 202,265.76 × 64,699.30
  4. Step 4: Simplify right side
    134,815.06x = 13,086,453,085.97
  5. Step 5: Solve for x
    x = 13,086,453,085.97/134,815.06
  6. Step 6: Final answer
    x = 97,069.67

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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.