Home / 161,574.30-242,361.45-73,000.80

Finding the Fourth Proportional to 161,574.30, 242,361.45 and 73,000.80

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Solution

The fourth proportional to 161,574.30, 242,361.45 and 73,000.80 is: 109,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,574.30 : 242,361.45 = 73,000.80 : x
  2. Step 2: Convert to fraction form
    161,574.30/242,361.45 = 73,000.80/x
  3. Step 3: Cross multiply
    161,574.30x = 242,361.45 × 73,000.80
  4. Step 4: Simplify right side
    161,574.30x = 17,692,579,739.16
  5. Step 5: Solve for x
    x = 17,692,579,739.16/161,574.30
  6. Step 6: Final answer
    x = 109,501.20

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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.