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Finding the Fourth Proportional to 241,602.60, 362,403.90 and 157,621.80

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Solution

The fourth proportional to 241,602.60, 362,403.90 and 157,621.80 is: 236,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,602.60 : 362,403.90 = 157,621.80 : x
  2. Step 2: Convert to fraction form
    241,602.60/362,403.90 = 157,621.80/x
  3. Step 3: Cross multiply
    241,602.60x = 362,403.90 × 157,621.80
  4. Step 4: Simplify right side
    241,602.60x = 57,122,755,045.02
  5. Step 5: Solve for x
    x = 57,122,755,045.02/241,602.60
  6. Step 6: Final answer
    x = 236,432.70

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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.