Home / 252,320.58-348,202.13-137,599.45

Finding the Fourth Proportional to 252,320.58, 348,202.13 and 137,599.45

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Solution

The fourth proportional to 252,320.58, 348,202.13 and 137,599.45 is: 189,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,320.58 : 348,202.13 = 137,599.45 : x
  2. Step 2: Convert to fraction form
    252,320.58/348,202.13 = 137,599.45/x
  3. Step 3: Cross multiply
    252,320.58x = 348,202.13 × 137,599.45
  4. Step 4: Simplify right side
    252,320.58x = 47,912,421,050.32
  5. Step 5: Solve for x
    x = 47,912,421,050.32/252,320.58
  6. Step 6: Final answer
    x = 189,887.09

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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.