Home / 161,756.20-242,634.30-152,570.80

Finding the Fourth Proportional to 161,756.20, 242,634.30 and 152,570.80

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Solution

The fourth proportional to 161,756.20, 242,634.30 and 152,570.80 is: 228,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,756.20 : 242,634.30 = 152,570.80 : x
  2. Step 2: Convert to fraction form
    161,756.20/242,634.30 = 152,570.80/x
  3. Step 3: Cross multiply
    161,756.20x = 242,634.30 × 152,570.80
  4. Step 4: Simplify right side
    161,756.20x = 37,018,909,258.44
  5. Step 5: Solve for x
    x = 37,018,909,258.44/161,756.20
  6. Step 6: Final answer
    x = 228,856.20

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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.