Home / 252,537.32-348,503.54-137,816.87

Finding the Fourth Proportional to 252,537.32, 348,503.54 and 137,816.87

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Solution

The fourth proportional to 252,537.32, 348,503.54 and 137,816.87 is: 190,188.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,537.32 : 348,503.54 = 137,816.87 : x
  2. Step 2: Convert to fraction form
    252,537.32/348,503.54 = 137,816.87/x
  3. Step 3: Cross multiply
    252,537.32x = 348,503.54 × 137,816.87
  4. Step 4: Simplify right side
    252,537.32x = 48,029,666,002.89
  5. Step 5: Solve for x
    x = 48,029,666,002.89/252,537.32
  6. Step 6: Final answer
    x = 190,188.39

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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.