Home / 112,636.29-155,183.18-92,461.22

Finding the Fourth Proportional to 112,636.29, 155,183.18 and 92,461.22

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Solution

The fourth proportional to 112,636.29, 155,183.18 and 92,461.22 is: 127,387.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,636.29 : 155,183.18 = 92,461.22 : x
  2. Step 2: Convert to fraction form
    112,636.29/155,183.18 = 92,461.22/x
  3. Step 3: Cross multiply
    112,636.29x = 155,183.18 × 92,461.22
  4. Step 4: Simplify right side
    112,636.29x = 14,348,424,908.06
  5. Step 5: Solve for x
    x = 14,348,424,908.06/112,636.29
  6. Step 6: Final answer
    x = 127,387.23

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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.