Home / 162,001.76-243,000.60-55,384.64

Finding the Fourth Proportional to 162,001.76, 243,000.60 and 55,384.64

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Solution

The fourth proportional to 162,001.76, 243,000.60 and 55,384.64 is: 83,076.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,001.76 : 243,000.60 = 55,384.64 : x
  2. Step 2: Convert to fraction form
    162,001.76/243,000.60 = 55,384.64/x
  3. Step 3: Cross multiply
    162,001.76x = 243,000.60 × 55,384.64
  4. Step 4: Simplify right side
    162,001.76x = 13,458,500,750.78
  5. Step 5: Solve for x
    x = 13,458,500,750.78/162,001.76
  6. Step 6: Final answer
    x = 83,076.26

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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.