Home / 112,735.56-169,104.78-53,577

Finding the Fourth Proportional to 112,735.56, 169,104.78 and 53,577

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Solution

The fourth proportional to 112,735.56, 169,104.78 and 53,577 is: 80,366.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,735.56 : 169,104.78 = 53,577 : x
  2. Step 2: Convert to fraction form
    112,735.56/169,104.78 = 53,577/x
  3. Step 3: Cross multiply
    112,735.56x = 169,104.78 × 53,577
  4. Step 4: Simplify right side
    112,735.56x = 9,060,126,798.06
  5. Step 5: Solve for x
    x = 9,060,126,798.06/112,735.56
  6. Step 6: Final answer
    x = 80,366.18

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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.