Home / 162,004.40-242,828.40-56,769.20

Finding the Fourth Proportional to 162,004.40, 242,828.40 and 56,769.20

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Solution

The fourth proportional to 162,004.40, 242,828.40 and 56,769.20 is: 85,091.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,004.40 : 242,828.40 = 56,769.20 : x
  2. Step 2: Convert to fraction form
    162,004.40/242,828.40 = 56,769.20/x
  3. Step 3: Cross multiply
    162,004.40x = 242,828.40 × 56,769.20
  4. Step 4: Simplify right side
    162,004.40x = 13,785,174,005.28
  5. Step 5: Solve for x
    x = 13,785,174,005.28/162,004.40
  6. Step 6: Final answer
    x = 85,091.36

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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.