Home / 161,461.78-242,225.07-56,252.50

Finding the Fourth Proportional to 161,461.78, 242,225.07 and 56,252.50

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Solution

The fourth proportional to 161,461.78, 242,225.07 and 56,252.50 is: 84,390.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,461.78 : 242,225.07 = 56,252.50 : x
  2. Step 2: Convert to fraction form
    161,461.78/242,225.07 = 56,252.50/x
  3. Step 3: Cross multiply
    161,461.78x = 242,225.07 × 56,252.50
  4. Step 4: Simplify right side
    161,461.78x = 13,625,765,750.18
  5. Step 5: Solve for x
    x = 13,625,765,750.18/161,461.78
  6. Step 6: Final answer
    x = 84,390.04

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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.