Home / 112,926.39-155,833.74-67,577.60

Finding the Fourth Proportional to 112,926.39, 155,833.74 and 67,577.60

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Solution

The fourth proportional to 112,926.39, 155,833.74 and 67,577.60 is: 93,254.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,926.39 : 155,833.74 = 67,577.60 : x
  2. Step 2: Convert to fraction form
    112,926.39/155,833.74 = 67,577.60/x
  3. Step 3: Cross multiply
    112,926.39x = 155,833.74 × 67,577.60
  4. Step 4: Simplify right side
    112,926.39x = 10,530,869,369.06
  5. Step 5: Solve for x
    x = 10,530,869,369.06/112,926.39
  6. Step 6: Final answer
    x = 93,254.28

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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.