Home / 45,154.88-62,279.52-39,556.16

Finding the Fourth Proportional to 45,154.88, 62,279.52 and 39,556.16

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Solution

The fourth proportional to 45,154.88, 62,279.52 and 39,556.16 is: 54,557.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,154.88 : 62,279.52 = 39,556.16 : x
  2. Step 2: Convert to fraction form
    45,154.88/62,279.52 = 39,556.16/x
  3. Step 3: Cross multiply
    45,154.88x = 62,279.52 × 39,556.16
  4. Step 4: Simplify right side
    45,154.88x = 2,463,538,657.84
  5. Step 5: Solve for x
    x = 2,463,538,657.84/45,154.88
  6. Step 6: Final answer
    x = 54,557.53

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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.