Home / 253,092.16-349,336.48-157,542.13

Finding the Fourth Proportional to 253,092.16, 349,336.48 and 157,542.13

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Solution

The fourth proportional to 253,092.16, 349,336.48 and 157,542.13 is: 217,451.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,092.16 : 349,336.48 = 157,542.13 : x
  2. Step 2: Convert to fraction form
    253,092.16/349,336.48 = 157,542.13/x
  3. Step 3: Cross multiply
    253,092.16x = 349,336.48 × 157,542.13
  4. Step 4: Simplify right side
    253,092.16x = 55,035,211,399.22
  5. Step 5: Solve for x
    x = 55,035,211,399.22/253,092.16
  6. Step 6: Final answer
    x = 217,451.27

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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.