Home / 103,556.48-142,897.57-58,227.26

Finding the Fourth Proportional to 103,556.48, 142,897.57 and 58,227.26

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Solution

The fourth proportional to 103,556.48, 142,897.57 and 58,227.26 is: 80,347.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,556.48 : 142,897.57 = 58,227.26 : x
  2. Step 2: Convert to fraction form
    103,556.48/142,897.57 = 58,227.26/x
  3. Step 3: Cross multiply
    103,556.48x = 142,897.57 × 58,227.26
  4. Step 4: Simplify right side
    103,556.48x = 8,320,533,101.70
  5. Step 5: Solve for x
    x = 8,320,533,101.70/103,556.48
  6. Step 6: Final answer
    x = 80,347.78

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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.