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Finding the Fourth Proportional to 146,602.83, 219,813.53 and 99,713.55

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Solution

The fourth proportional to 146,602.83, 219,813.53 and 99,713.55 is: 149,508.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,602.83 : 219,813.53 = 99,713.55 : x
  2. Step 2: Convert to fraction form
    146,602.83/219,813.53 = 99,713.55/x
  3. Step 3: Cross multiply
    146,602.83x = 219,813.53 × 99,713.55
  4. Step 4: Simplify right side
    146,602.83x = 21,918,386,915.76
  5. Step 5: Solve for x
    x = 21,918,386,915.76/146,602.83
  6. Step 6: Final answer
    x = 149,508.62

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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.