Home / 252,549.24-348,507-137,824.98

Finding the Fourth Proportional to 252,549.24, 348,507 and 137,824.98

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Solution

The fourth proportional to 252,549.24, 348,507 and 137,824.98 is: 190,192.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,549.24 : 348,507 = 137,824.98 : x
  2. Step 2: Convert to fraction form
    252,549.24/348,507 = 137,824.98/x
  3. Step 3: Cross multiply
    252,549.24x = 348,507 × 137,824.98
  4. Step 4: Simplify right side
    252,549.24x = 48,032,970,304.86
  5. Step 5: Solve for x
    x = 48,032,970,304.86/252,549.24
  6. Step 6: Final answer
    x = 190,192.50

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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.