Home / 162,823.89-224,501.54-140,123.86

Finding the Fourth Proportional to 162,823.89, 224,501.54 and 140,123.86

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Solution

The fourth proportional to 162,823.89, 224,501.54 and 140,123.86 is: 193,202.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,823.89 : 224,501.54 = 140,123.86 : x
  2. Step 2: Convert to fraction form
    162,823.89/224,501.54 = 140,123.86/x
  3. Step 3: Cross multiply
    162,823.89x = 224,501.54 × 140,123.86
  4. Step 4: Simplify right side
    162,823.89x = 31,458,021,098.87
  5. Step 5: Solve for x
    x = 31,458,021,098.87/162,823.89
  6. Step 6: Final answer
    x = 193,202.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.