Home / 112,746.24-169,085.61-70,690.23

Finding the Fourth Proportional to 112,746.24, 169,085.61 and 70,690.23

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Solution

The fourth proportional to 112,746.24, 169,085.61 and 70,690.23 is: 106,014.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,746.24 : 169,085.61 = 70,690.23 : x
  2. Step 2: Convert to fraction form
    112,746.24/169,085.61 = 70,690.23/x
  3. Step 3: Cross multiply
    112,746.24x = 169,085.61 × 70,690.23
  4. Step 4: Simplify right side
    112,746.24x = 11,952,700,660.59
  5. Step 5: Solve for x
    x = 11,952,700,660.59/112,746.24
  6. Step 6: Final answer
    x = 106,014.18

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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.