Home / 151,329.60-208,734.84-94,642.56

Finding the Fourth Proportional to 151,329.60, 208,734.84 and 94,642.56

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Solution

The fourth proportional to 151,329.60, 208,734.84 and 94,642.56 is: 130,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,329.60 : 208,734.84 = 94,642.56 : x
  2. Step 2: Convert to fraction form
    151,329.60/208,734.84 = 94,642.56/x
  3. Step 3: Cross multiply
    151,329.60x = 208,734.84 × 94,642.56
  4. Step 4: Simplify right side
    151,329.60x = 19,755,199,618.79
  5. Step 5: Solve for x
    x = 19,755,199,618.79/151,329.60
  6. Step 6: Final answer
    x = 130,544.19

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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.