Home / 112,677.03-155,494.07-67,352.84

Finding the Fourth Proportional to 112,677.03, 155,494.07 and 67,352.84

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Solution

The fourth proportional to 112,677.03, 155,494.07 and 67,352.84 is: 92,946.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,677.03 : 155,494.07 = 67,352.84 : x
  2. Step 2: Convert to fraction form
    112,677.03/155,494.07 = 67,352.84/x
  3. Step 3: Cross multiply
    112,677.03x = 155,494.07 × 67,352.84
  4. Step 4: Simplify right side
    112,677.03x = 10,472,966,103.42
  5. Step 5: Solve for x
    x = 10,472,966,103.42/112,677.03
  6. Step 6: Final answer
    x = 92,946.77

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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.