Home / 98,133.68-147,099.53-39,011.24

Finding the Fourth Proportional to 98,133.68, 147,099.53 and 39,011.24

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Solution

The fourth proportional to 98,133.68, 147,099.53 and 39,011.24 is: 58,476.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,133.68 : 147,099.53 = 39,011.24 : x
  2. Step 2: Convert to fraction form
    98,133.68/147,099.53 = 39,011.24/x
  3. Step 3: Cross multiply
    98,133.68x = 147,099.53 × 39,011.24
  4. Step 4: Simplify right side
    98,133.68x = 5,738,534,430.75
  5. Step 5: Solve for x
    x = 5,738,534,430.75/98,133.68
  6. Step 6: Final answer
    x = 58,476.71

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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.