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Finding the Fourth Proportional to 99,254.17, 148,797.53 and 43,051.97

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Solution

The fourth proportional to 99,254.17, 148,797.53 and 43,051.97 is: 64,541.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,254.17 : 148,797.53 = 43,051.97 : x
  2. Step 2: Convert to fraction form
    99,254.17/148,797.53 = 43,051.97/x
  3. Step 3: Cross multiply
    99,254.17x = 148,797.53 × 43,051.97
  4. Step 4: Simplify right side
    99,254.17x = 6,406,026,797.63
  5. Step 5: Solve for x
    x = 6,406,026,797.63/99,254.17
  6. Step 6: Final answer
    x = 64,541.64

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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.