Home / 342,935.48-473,245.83-189,973.22

Finding the Fourth Proportional to 342,935.48, 473,245.83 and 189,973.22

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Solution

The fourth proportional to 342,935.48, 473,245.83 and 189,973.22 is: 262,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,935.48 : 473,245.83 = 189,973.22 : x
  2. Step 2: Convert to fraction form
    342,935.48/473,245.83 = 189,973.22/x
  3. Step 3: Cross multiply
    342,935.48x = 473,245.83 × 189,973.22
  4. Step 4: Simplify right side
    342,935.48x = 89,904,031,810.44
  5. Step 5: Solve for x
    x = 89,904,031,810.44/342,935.48
  6. Step 6: Final answer
    x = 262,160.20

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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.