Home / 162,516.80-243,775.20-148,001.60

Finding the Fourth Proportional to 162,516.80, 243,775.20 and 148,001.60

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Solution

The fourth proportional to 162,516.80, 243,775.20 and 148,001.60 is: 222,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,516.80 : 243,775.20 = 148,001.60 : x
  2. Step 2: Convert to fraction form
    162,516.80/243,775.20 = 148,001.60/x
  3. Step 3: Cross multiply
    162,516.80x = 243,775.20 × 148,001.60
  4. Step 4: Simplify right side
    162,516.80x = 36,079,119,640.32
  5. Step 5: Solve for x
    x = 36,079,119,640.32/162,516.80
  6. Step 6: Final answer
    x = 222,002.40

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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.