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Finding the Fourth Proportional to 252,607.41, 348,596.53 and 137,885.58

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Solution

The fourth proportional to 252,607.41, 348,596.53 and 137,885.58 is: 190,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,607.41 : 348,596.53 = 137,885.58 : x
  2. Step 2: Convert to fraction form
    252,607.41/348,596.53 = 137,885.58/x
  3. Step 3: Cross multiply
    252,607.41x = 348,596.53 × 137,885.58
  4. Step 4: Simplify right side
    252,607.41x = 48,066,434,380.32
  5. Step 5: Solve for x
    x = 48,066,434,380.32/252,607.41
  6. Step 6: Final answer
    x = 190,281.17

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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.