Home / 162,238.08-225,033.96-157,922.40

Finding the Fourth Proportional to 162,238.08, 225,033.96 and 157,922.40

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Solution

The fourth proportional to 162,238.08, 225,033.96 and 157,922.40 is: 219,047.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,238.08 : 225,033.96 = 157,922.40 : x
  2. Step 2: Convert to fraction form
    162,238.08/225,033.96 = 157,922.40/x
  3. Step 3: Cross multiply
    162,238.08x = 225,033.96 × 157,922.40
  4. Step 4: Simplify right side
    162,238.08x = 35,537,903,044.70
  5. Step 5: Solve for x
    x = 35,537,903,044.70/162,238.08
  6. Step 6: Final answer
    x = 219,047.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.