Home / 126,217.02-174,176.68-69,628.38

Finding the Fourth Proportional to 126,217.02, 174,176.68 and 69,628.38

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Solution

The fourth proportional to 126,217.02, 174,176.68 and 69,628.38 is: 96,085.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,217.02 : 174,176.68 = 69,628.38 : x
  2. Step 2: Convert to fraction form
    126,217.02/174,176.68 = 69,628.38/x
  3. Step 3: Cross multiply
    126,217.02x = 174,176.68 × 69,628.38
  4. Step 4: Simplify right side
    126,217.02x = 12,127,640,062.18
  5. Step 5: Solve for x
    x = 12,127,640,062.18/126,217.02
  6. Step 6: Final answer
    x = 96,085.62

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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.