Home / 162,369.90-243,554.94-106,257.24

Finding the Fourth Proportional to 162,369.90, 243,554.94 and 106,257.24

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Solution

The fourth proportional to 162,369.90, 243,554.94 and 106,257.24 is: 159,385.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,369.90 : 243,554.94 = 106,257.24 : x
  2. Step 2: Convert to fraction form
    162,369.90/243,554.94 = 106,257.24/x
  3. Step 3: Cross multiply
    162,369.90x = 243,554.94 × 106,257.24
  4. Step 4: Simplify right side
    162,369.90x = 25,879,475,712.77
  5. Step 5: Solve for x
    x = 25,879,475,712.77/162,369.90
  6. Step 6: Final answer
    x = 159,385.92

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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.