Home / 161,946.40-242,846.70-73,154.20

Finding the Fourth Proportional to 161,946.40, 242,846.70 and 73,154.20

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Solution

The fourth proportional to 161,946.40, 242,846.70 and 73,154.20 is: 109,698.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,946.40 : 242,846.70 = 73,154.20 : x
  2. Step 2: Convert to fraction form
    161,946.40/242,846.70 = 73,154.20/x
  3. Step 3: Cross multiply
    161,946.40x = 242,846.70 × 73,154.20
  4. Step 4: Simplify right side
    161,946.40x = 17,765,256,061.14
  5. Step 5: Solve for x
    x = 17,765,256,061.14/161,946.40
  6. Step 6: Final answer
    x = 109,698.37

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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.