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Finding the Fourth Proportional to 92,368.56, 127,467.72 and 51,533.04

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Solution

The fourth proportional to 92,368.56, 127,467.72 and 51,533.04 is: 71,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,368.56 : 127,467.72 = 51,533.04 : x
  2. Step 2: Convert to fraction form
    92,368.56/127,467.72 = 51,533.04/x
  3. Step 3: Cross multiply
    92,368.56x = 127,467.72 × 51,533.04
  4. Step 4: Simplify right side
    92,368.56x = 6,568,799,113.47
  5. Step 5: Solve for x
    x = 6,568,799,113.47/92,368.56
  6. Step 6: Final answer
    x = 71,115.10

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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.