Home / 222,820.04-307,689.36-151,465.52

Finding the Fourth Proportional to 222,820.04, 307,689.36 and 151,465.52

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Solution

The fourth proportional to 222,820.04, 307,689.36 and 151,465.52 is: 209,156.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,820.04 : 307,689.36 = 151,465.52 : x
  2. Step 2: Convert to fraction form
    222,820.04/307,689.36 = 151,465.52/x
  3. Step 3: Cross multiply
    222,820.04x = 307,689.36 × 151,465.52
  4. Step 4: Simplify right side
    222,820.04x = 46,604,328,910.87
  5. Step 5: Solve for x
    x = 46,604,328,910.87/222,820.04
  6. Step 6: Final answer
    x = 209,156.81

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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.