Home / 162,828.08-224,703.96-91,208.96

Finding the Fourth Proportional to 162,828.08, 224,703.96 and 91,208.96

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Solution

The fourth proportional to 162,828.08, 224,703.96 and 91,208.96 is: 125,869.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,828.08 : 224,703.96 = 91,208.96 : x
  2. Step 2: Convert to fraction form
    162,828.08/224,703.96 = 91,208.96/x
  3. Step 3: Cross multiply
    162,828.08x = 224,703.96 × 91,208.96
  4. Step 4: Simplify right side
    162,828.08x = 20,495,014,499.48
  5. Step 5: Solve for x
    x = 20,495,014,499.48/162,828.08
  6. Step 6: Final answer
    x = 125,869.04

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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.