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Finding the Fourth Proportional to 94,832.16, 130,866.48 and 52,389.60

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Solution

The fourth proportional to 94,832.16, 130,866.48 and 52,389.60 is: 72,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,832.16 : 130,866.48 = 52,389.60 : x
  2. Step 2: Convert to fraction form
    94,832.16/130,866.48 = 52,389.60/x
  3. Step 3: Cross multiply
    94,832.16x = 130,866.48 × 52,389.60
  4. Step 4: Simplify right side
    94,832.16x = 6,856,042,540.61
  5. Step 5: Solve for x
    x = 6,856,042,540.61/94,832.16
  6. Step 6: Final answer
    x = 72,296.60

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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.