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Finding the Fourth Proportional to 146,599.74, 202,308.03 and 79,531.74

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Solution

The fourth proportional to 146,599.74, 202,308.03 and 79,531.74 is: 109,754.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,599.74 : 202,308.03 = 79,531.74 : x
  2. Step 2: Convert to fraction form
    146,599.74/202,308.03 = 79,531.74/x
  3. Step 3: Cross multiply
    146,599.74x = 202,308.03 × 79,531.74
  4. Step 4: Simplify right side
    146,599.74x = 16,089,909,641.87
  5. Step 5: Solve for x
    x = 16,089,909,641.87/146,599.74
  6. Step 6: Final answer
    x = 109,754.01

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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.