Home / 222,500.04-307,049.04-121,898.04

Finding the Fourth Proportional to 222,500.04, 307,049.04 and 121,898.04

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Solution

The fourth proportional to 222,500.04, 307,049.04 and 121,898.04 is: 168,218.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,500.04 : 307,049.04 = 121,898.04 : x
  2. Step 2: Convert to fraction form
    222,500.04/307,049.04 = 121,898.04/x
  3. Step 3: Cross multiply
    222,500.04x = 307,049.04 × 121,898.04
  4. Step 4: Simplify right side
    222,500.04x = 37,428,676,159.88
  5. Step 5: Solve for x
    x = 37,428,676,159.88/222,500.04
  6. Step 6: Final answer
    x = 168,218.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.