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Finding the Fourth Proportional to 158,618.88, 237,876.48 and 53,409.60

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Solution

The fourth proportional to 158,618.88, 237,876.48 and 53,409.60 is: 80,096.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,618.88 : 237,876.48 = 53,409.60 : x
  2. Step 2: Convert to fraction form
    158,618.88/237,876.48 = 53,409.60/x
  3. Step 3: Cross multiply
    158,618.88x = 237,876.48 × 53,409.60
  4. Step 4: Simplify right side
    158,618.88x = 12,704,887,646.21
  5. Step 5: Solve for x
    x = 12,704,887,646.21/158,618.88
  6. Step 6: Final answer
    x = 80,096.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.