Home / 112,677.61-155,494.83-67,353.39

Finding the Fourth Proportional to 112,677.61, 155,494.83 and 67,353.39

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Solution

The fourth proportional to 112,677.61, 155,494.83 and 67,353.39 is: 92,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,677.61 : 155,494.83 = 67,353.39 : x
  2. Step 2: Convert to fraction form
    112,677.61/155,494.83 = 67,353.39/x
  3. Step 3: Cross multiply
    112,677.61x = 155,494.83 × 67,353.39
  4. Step 4: Simplify right side
    112,677.61x = 10,473,103,927.97
  5. Step 5: Solve for x
    x = 10,473,103,927.97/112,677.61
  6. Step 6: Final answer
    x = 92,947.52

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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.