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Finding the Fourth Proportional to 254,473.60, 351,182.40 and 141,298.24

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Solution

The fourth proportional to 254,473.60, 351,182.40 and 141,298.24 is: 194,996.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,473.60 : 351,182.40 = 141,298.24 : x
  2. Step 2: Convert to fraction form
    254,473.60/351,182.40 = 141,298.24/x
  3. Step 3: Cross multiply
    254,473.60x = 351,182.40 × 141,298.24
  4. Step 4: Simplify right side
    254,473.60x = 49,621,455,038.98
  5. Step 5: Solve for x
    x = 49,621,455,038.98/254,473.60
  6. Step 6: Final answer
    x = 194,996.48

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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.