Home / 162,179.64-243,292.74-49,869.30

Finding the Fourth Proportional to 162,179.64, 243,292.74 and 49,869.30

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Solution

The fourth proportional to 162,179.64, 243,292.74 and 49,869.30 is: 74,811.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,179.64 : 243,292.74 = 49,869.30 : x
  2. Step 2: Convert to fraction form
    162,179.64/243,292.74 = 49,869.30/x
  3. Step 3: Cross multiply
    162,179.64x = 243,292.74 × 49,869.30
  4. Step 4: Simplify right side
    162,179.64x = 12,132,838,638.88
  5. Step 5: Solve for x
    x = 12,132,838,638.88/162,179.64
  6. Step 6: Final answer
    x = 74,811.11

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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.