Home / 126,266.16-174,235.08-69,673.92

Finding the Fourth Proportional to 126,266.16, 174,235.08 and 69,673.92

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Solution

The fourth proportional to 126,266.16, 174,235.08 and 69,673.92 is: 96,143.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,266.16 : 174,235.08 = 69,673.92 : x
  2. Step 2: Convert to fraction form
    126,266.16/174,235.08 = 69,673.92/x
  3. Step 3: Cross multiply
    126,266.16x = 174,235.08 × 69,673.92
  4. Step 4: Simplify right side
    126,266.16x = 12,139,641,025.11
  5. Step 5: Solve for x
    x = 12,139,641,025.11/126,266.16
  6. Step 6: Final answer
    x = 96,143.27

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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.