Home / 252,215.08-348,051.67-139,037.83

Finding the Fourth Proportional to 252,215.08, 348,051.67 and 139,037.83

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Solution

The fourth proportional to 252,215.08, 348,051.67 and 139,037.83 is: 191,869.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,215.08 : 348,051.67 = 139,037.83 : x
  2. Step 2: Convert to fraction form
    252,215.08/348,051.67 = 139,037.83/x
  3. Step 3: Cross multiply
    252,215.08x = 348,051.67 × 139,037.83
  4. Step 4: Simplify right side
    252,215.08x = 48,392,347,706.95
  5. Step 5: Solve for x
    x = 48,392,347,706.95/252,215.08
  6. Step 6: Final answer
    x = 191,869.37

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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.