Home / 162,865.14-243,936.80-125,147.58

Finding the Fourth Proportional to 162,865.14, 243,936.80 and 125,147.58

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Solution

The fourth proportional to 162,865.14, 243,936.80 and 125,147.58 is: 187,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,865.14 : 243,936.80 = 125,147.58 : x
  2. Step 2: Convert to fraction form
    162,865.14/243,936.80 = 125,147.58/x
  3. Step 3: Cross multiply
    162,865.14x = 243,936.80 × 125,147.58
  4. Step 4: Simplify right side
    162,865.14x = 30,528,100,192.94
  5. Step 5: Solve for x
    x = 30,528,100,192.94/162,865.14
  6. Step 6: Final answer
    x = 187,444.04

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1.5x scale

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.