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Finding the Fourth Proportional to 155,216.70, 232,857.45 and 88,602.30

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Solution

The fourth proportional to 155,216.70, 232,857.45 and 88,602.30 is: 132,921.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,216.70 : 232,857.45 = 88,602.30 : x
  2. Step 2: Convert to fraction form
    155,216.70/232,857.45 = 88,602.30/x
  3. Step 3: Cross multiply
    155,216.70x = 232,857.45 × 88,602.30
  4. Step 4: Simplify right side
    155,216.70x = 20,631,705,642.14
  5. Step 5: Solve for x
    x = 20,631,705,642.14/155,216.70
  6. Step 6: Final answer
    x = 132,921.94

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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.