Home / 158,399.68-237,335.96-111,554.16

Finding the Fourth Proportional to 158,399.68, 237,335.96 and 111,554.16

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Solution

The fourth proportional to 158,399.68, 237,335.96 and 111,554.16 is: 167,145.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,399.68 : 237,335.96 = 111,554.16 : x
  2. Step 2: Convert to fraction form
    158,399.68/237,335.96 = 111,554.16/x
  3. Step 3: Cross multiply
    158,399.68x = 237,335.96 × 111,554.16
  4. Step 4: Simplify right side
    158,399.68x = 26,475,813,655.59
  5. Step 5: Solve for x
    x = 26,475,813,655.59/158,399.68
  6. Step 6: Final answer
    x = 167,145.63

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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.