Home / 162,669.09-224,483.28-91,049.10

Finding the Fourth Proportional to 162,669.09, 224,483.28 and 91,049.10

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Solution

The fourth proportional to 162,669.09, 224,483.28 and 91,049.10 is: 125,647.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,669.09 : 224,483.28 = 91,049.10 : x
  2. Step 2: Convert to fraction form
    162,669.09/224,483.28 = 91,049.10/x
  3. Step 3: Cross multiply
    162,669.09x = 224,483.28 × 91,049.10
  4. Step 4: Simplify right side
    162,669.09x = 20,439,000,609.05
  5. Step 5: Solve for x
    x = 20,439,000,609.05/162,669.09
  6. Step 6: Final answer
    x = 125,647.72

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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.