Home / 112,444.90-168,695.04-79,229.84

Finding the Fourth Proportional to 112,444.90, 168,695.04 and 79,229.84

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Solution

The fourth proportional to 112,444.90, 168,695.04 and 79,229.84 is: 118,864.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,444.90 : 168,695.04 = 79,229.84 : x
  2. Step 2: Convert to fraction form
    112,444.90/168,695.04 = 79,229.84/x
  3. Step 3: Cross multiply
    112,444.90x = 168,695.04 × 79,229.84
  4. Step 4: Simplify right side
    112,444.90x = 13,365,680,903.34
  5. Step 5: Solve for x
    x = 13,365,680,903.34/112,444.90
  6. Step 6: Final answer
    x = 118,864.27

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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.