Home / 252,278.71-348,140.16-137,558.25

Finding the Fourth Proportional to 252,278.71, 348,140.16 and 137,558.25

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Solution

The fourth proportional to 252,278.71, 348,140.16 and 137,558.25 is: 189,827.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,278.71 : 348,140.16 = 137,558.25 : x
  2. Step 2: Convert to fraction form
    252,278.71/348,140.16 = 137,558.25/x
  3. Step 3: Cross multiply
    252,278.71x = 348,140.16 × 137,558.25
  4. Step 4: Simplify right side
    252,278.71x = 47,889,551,164.32
  5. Step 5: Solve for x
    x = 47,889,551,164.32/252,278.71
  6. Step 6: Final answer
    x = 189,827.96

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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.