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Finding the Fourth Proportional to 242,901.88, 335,230.86 and 147,412.60

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Solution

The fourth proportional to 242,901.88, 335,230.86 and 147,412.60 is: 203,445.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,901.88 : 335,230.86 = 147,412.60 : x
  2. Step 2: Convert to fraction form
    242,901.88/335,230.86 = 147,412.60/x
  3. Step 3: Cross multiply
    242,901.88x = 335,230.86 × 147,412.60
  4. Step 4: Simplify right side
    242,901.88x = 49,417,252,672.84
  5. Step 5: Solve for x
    x = 49,417,252,672.84/242,901.88
  6. Step 6: Final answer
    x = 203,445.33

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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.