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Finding the Fourth Proportional to 252,254.49, 348,111.11 and 137,533.25

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Solution

The fourth proportional to 252,254.49, 348,111.11 and 137,533.25 is: 189,795.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,254.49 : 348,111.11 = 137,533.25 : x
  2. Step 2: Convert to fraction form
    252,254.49/348,111.11 = 137,533.25/x
  3. Step 3: Cross multiply
    252,254.49x = 348,111.11 × 137,533.25
  4. Step 4: Simplify right side
    252,254.49x = 47,876,849,891.19
  5. Step 5: Solve for x
    x = 47,876,849,891.19/252,254.49
  6. Step 6: Final answer
    x = 189,795.83

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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.