Home / 162,292.20-243,496.62-142,813.32

Finding the Fourth Proportional to 162,292.20, 243,496.62 and 142,813.32

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Solution

The fourth proportional to 162,292.20, 243,496.62 and 142,813.32 is: 214,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,292.20 : 243,496.62 = 142,813.32 : x
  2. Step 2: Convert to fraction form
    162,292.20/243,496.62 = 142,813.32/x
  3. Step 3: Cross multiply
    162,292.20x = 243,496.62 × 142,813.32
  4. Step 4: Simplify right side
    162,292.20x = 34,774,560,710.98
  5. Step 5: Solve for x
    x = 34,774,560,710.98/162,292.20
  6. Step 6: Final answer
    x = 214,271.30

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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.