Home / 112,960.12-169,440.36-84,526.74

Finding the Fourth Proportional to 112,960.12, 169,440.36 and 84,526.74

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Solution

The fourth proportional to 112,960.12, 169,440.36 and 84,526.74 is: 126,790.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,960.12 : 169,440.36 = 84,526.74 : x
  2. Step 2: Convert to fraction form
    112,960.12/169,440.36 = 84,526.74/x
  3. Step 3: Cross multiply
    112,960.12x = 169,440.36 × 84,526.74
  4. Step 4: Simplify right side
    112,960.12x = 14,322,240,938.25
  5. Step 5: Solve for x
    x = 14,322,240,938.25/112,960.12
  6. Step 6: Final answer
    x = 126,790.24

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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.