Home / 142,904.07-214,039.40-97,817.85

Finding the Fourth Proportional to 142,904.07, 214,039.40 and 97,817.85

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Solution

The fourth proportional to 142,904.07, 214,039.40 and 97,817.85 is: 146,509.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,904.07 : 214,039.40 = 97,817.85 : x
  2. Step 2: Convert to fraction form
    142,904.07/214,039.40 = 97,817.85/x
  3. Step 3: Cross multiply
    142,904.07x = 214,039.40 × 97,817.85
  4. Step 4: Simplify right side
    142,904.07x = 20,936,873,434.20
  5. Step 5: Solve for x
    x = 20,936,873,434.20/142,904.07
  6. Step 6: Final answer
    x = 146,509.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.