Home / 192,420.17-288,508.00-168,775.20

Finding the Fourth Proportional to 192,420.17, 288,508.00 and 168,775.20

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Solution

The fourth proportional to 192,420.17, 288,508.00 and 168,775.20 is: 253,055.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,420.17 : 288,508.00 = 168,775.20 : x
  2. Step 2: Convert to fraction form
    192,420.17/288,508.00 = 168,775.20/x
  3. Step 3: Cross multiply
    192,420.17x = 288,508.00 × 168,775.20
  4. Step 4: Simplify right side
    192,420.17x = 48,692,995,296.12
  5. Step 5: Solve for x
    x = 48,692,995,296.12/192,420.17
  6. Step 6: Final answer
    x = 253,055.57

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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.