Home / 161,729.90-242,595.09-56,548.70

Finding the Fourth Proportional to 161,729.90, 242,595.09 and 56,548.70

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Solution

The fourth proportional to 161,729.90, 242,595.09 and 56,548.70 is: 84,823.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,729.90 : 242,595.09 = 56,548.70 : x
  2. Step 2: Convert to fraction form
    161,729.90/242,595.09 = 56,548.70/x
  3. Step 3: Cross multiply
    161,729.90x = 242,595.09 × 56,548.70
  4. Step 4: Simplify right side
    161,729.90x = 13,718,436,965.88
  5. Step 5: Solve for x
    x = 13,718,436,965.88/161,729.90
  6. Step 6: Final answer
    x = 84,823.13

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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.