Home / 161,725.50-242,267.36-76,219.29

Finding the Fourth Proportional to 161,725.50, 242,267.36 and 76,219.29

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Solution

The fourth proportional to 161,725.50, 242,267.36 and 76,219.29 is: 114,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,725.50 : 242,267.36 = 76,219.29 : x
  2. Step 2: Convert to fraction form
    161,725.50/242,267.36 = 76,219.29/x
  3. Step 3: Cross multiply
    161,725.50x = 242,267.36 × 76,219.29
  4. Step 4: Simplify right side
    161,725.50x = 18,465,445,788.28
  5. Step 5: Solve for x
    x = 18,465,445,788.28/161,725.50
  6. Step 6: Final answer
    x = 114,177.70

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1.5x scale

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.