Home / 116,685.68-175,037.72-57,489.03

Finding the Fourth Proportional to 116,685.68, 175,037.72 and 57,489.03

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Solution

The fourth proportional to 116,685.68, 175,037.72 and 57,489.03 is: 86,238.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,685.68 : 175,037.72 = 57,489.03 : x
  2. Step 2: Convert to fraction form
    116,685.68/175,037.72 = 57,489.03/x
  3. Step 3: Cross multiply
    116,685.68x = 175,037.72 × 57,489.03
  4. Step 4: Simplify right side
    116,685.68x = 10,062,748,448.77
  5. Step 5: Solve for x
    x = 10,062,748,448.77/116,685.68
  6. Step 6: Final answer
    x = 86,238.08

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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.