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Finding the Fourth Proportional to 252,701.52, 348,649.08 and 145,232.16

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Solution

The fourth proportional to 252,701.52, 348,649.08 and 145,232.16 is: 200,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,701.52 : 348,649.08 = 145,232.16 : x
  2. Step 2: Convert to fraction form
    252,701.52/348,649.08 = 145,232.16/x
  3. Step 3: Cross multiply
    252,701.52x = 348,649.08 × 145,232.16
  4. Step 4: Simplify right side
    252,701.52x = 50,635,058,970.41
  5. Step 5: Solve for x
    x = 50,635,058,970.41/252,701.52
  6. Step 6: Final answer
    x = 200,374.97

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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.