Home / 110,182.15-151,999.43-79,901.04

Finding the Fourth Proportional to 110,182.15, 151,999.43 and 79,901.04

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Solution

The fourth proportional to 110,182.15, 151,999.43 and 79,901.04 is: 110,225.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,182.15 : 151,999.43 = 79,901.04 : x
  2. Step 2: Convert to fraction form
    110,182.15/151,999.43 = 79,901.04/x
  3. Step 3: Cross multiply
    110,182.15x = 151,999.43 × 79,901.04
  4. Step 4: Simplify right side
    110,182.15x = 12,144,912,536.41
  5. Step 5: Solve for x
    x = 12,144,912,536.41/110,182.15
  6. Step 6: Final answer
    x = 110,225.77

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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.