Home / 142,252.87-213,391.50-37,071.67

Finding the Fourth Proportional to 142,252.87, 213,391.50 and 37,071.67

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Solution

The fourth proportional to 142,252.87, 213,391.50 and 37,071.67 is: 55,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,252.87 : 213,391.50 = 37,071.67 : x
  2. Step 2: Convert to fraction form
    142,252.87/213,391.50 = 37,071.67/x
  3. Step 3: Cross multiply
    142,252.87x = 213,391.50 × 37,071.67
  4. Step 4: Simplify right side
    142,252.87x = 7,910,779,268.81
  5. Step 5: Solve for x
    x = 7,910,779,268.81/142,252.87
  6. Step 6: Final answer
    x = 55,610.68

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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.