Home / 92,007.48-126,801.90-66,813.24

Finding the Fourth Proportional to 92,007.48, 126,801.90 and 66,813.24

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Solution

The fourth proportional to 92,007.48, 126,801.90 and 66,813.24 is: 92,079.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,007.48 : 126,801.90 = 66,813.24 : x
  2. Step 2: Convert to fraction form
    92,007.48/126,801.90 = 66,813.24/x
  3. Step 3: Cross multiply
    92,007.48x = 126,801.90 × 66,813.24
  4. Step 4: Simplify right side
    92,007.48x = 8,472,045,777.16
  5. Step 5: Solve for x
    x = 8,472,045,777.16/92,007.48
  6. Step 6: Final answer
    x = 92,079.97

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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.