Home / 157,449.39-236,220.09-50,830.84

Finding the Fourth Proportional to 157,449.39, 236,220.09 and 50,830.84

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Solution

The fourth proportional to 157,449.39, 236,220.09 and 50,830.84 is: 76,261.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,449.39 : 236,220.09 = 50,830.84 : x
  2. Step 2: Convert to fraction form
    157,449.39/236,220.09 = 50,830.84/x
  3. Step 3: Cross multiply
    157,449.39x = 236,220.09 × 50,830.84
  4. Step 4: Simplify right side
    157,449.39x = 12,007,265,599.58
  5. Step 5: Solve for x
    x = 12,007,265,599.58/157,449.39
  6. Step 6: Final answer
    x = 76,261.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.