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Finding the Fourth Proportional to 252,222.84, 348,056.73 and 137,498.76

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Solution

The fourth proportional to 252,222.84, 348,056.73 and 137,498.76 is: 189,742.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,222.84 : 348,056.73 = 137,498.76 : x
  2. Step 2: Convert to fraction form
    252,222.84/348,056.73 = 137,498.76/x
  3. Step 3: Cross multiply
    252,222.84x = 348,056.73 × 137,498.76
  4. Step 4: Simplify right side
    252,222.84x = 47,857,368,784.65
  5. Step 5: Solve for x
    x = 47,857,368,784.65/252,222.84
  6. Step 6: Final answer
    x = 189,742.41

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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.