Home / 161,461.35-242,192.03-56,255.72

Finding the Fourth Proportional to 161,461.35, 242,192.03 and 56,255.72

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Solution

The fourth proportional to 161,461.35, 242,192.03 and 56,255.72 is: 84,383.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,461.35 : 242,192.03 = 56,255.72 : x
  2. Step 2: Convert to fraction form
    161,461.35/242,192.03 = 56,255.72/x
  3. Step 3: Cross multiply
    161,461.35x = 242,192.03 × 56,255.72
  4. Step 4: Simplify right side
    161,461.35x = 13,624,685,533.67
  5. Step 5: Solve for x
    x = 13,624,685,533.67/161,461.35
  6. Step 6: Final answer
    x = 84,383.57

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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.