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Finding the Fourth Proportional to 92,562.48, 127,735.92 and 52,284.60

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Solution

The fourth proportional to 92,562.48, 127,735.92 and 52,284.60 is: 72,152.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,562.48 : 127,735.92 = 52,284.60 : x
  2. Step 2: Convert to fraction form
    92,562.48/127,735.92 = 52,284.60/x
  3. Step 3: Cross multiply
    92,562.48x = 127,735.92 × 52,284.60
  4. Step 4: Simplify right side
    92,562.48x = 6,678,621,482.83
  5. Step 5: Solve for x
    x = 6,678,621,482.83/92,562.48
  6. Step 6: Final answer
    x = 72,152.58

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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.