Home / 92,018.37-126,984.59-51,732.31

Finding the Fourth Proportional to 92,018.37, 126,984.59 and 51,732.31

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Solution

The fourth proportional to 92,018.37, 126,984.59 and 51,732.31 is: 71,390.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,018.37 : 126,984.59 = 51,732.31 : x
  2. Step 2: Convert to fraction form
    92,018.37/126,984.59 = 51,732.31/x
  3. Step 3: Cross multiply
    92,018.37x = 126,984.59 × 51,732.31
  4. Step 4: Simplify right side
    92,018.37x = 6,569,205,916.44
  5. Step 5: Solve for x
    x = 6,569,205,916.44/92,018.37
  6. Step 6: Final answer
    x = 71,390.16

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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.