Home / 162,005.30-243,267.15-122,606.90

Finding the Fourth Proportional to 162,005.30, 243,267.15 and 122,606.90

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Solution

The fourth proportional to 162,005.30, 243,267.15 and 122,606.90 is: 184,106.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,005.30 : 243,267.15 = 122,606.90 : x
  2. Step 2: Convert to fraction form
    162,005.30/243,267.15 = 122,606.90/x
  3. Step 3: Cross multiply
    162,005.30x = 243,267.15 × 122,606.90
  4. Step 4: Simplify right side
    162,005.30x = 29,826,231,133.34
  5. Step 5: Solve for x
    x = 29,826,231,133.34/162,005.30
  6. Step 6: Final answer
    x = 184,106.51

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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.