Home / 252,624.40-348,618.96-139,444.72

Finding the Fourth Proportional to 252,624.40, 348,618.96 and 139,444.72

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Solution

The fourth proportional to 252,624.40, 348,618.96 and 139,444.72 is: 192,432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,624.40 : 348,618.96 = 139,444.72 : x
  2. Step 2: Convert to fraction form
    252,624.40/348,618.96 = 139,444.72/x
  3. Step 3: Cross multiply
    252,624.40x = 348,618.96 × 139,444.72
  4. Step 4: Simplify right side
    252,624.40x = 48,613,073,263.89
  5. Step 5: Solve for x
    x = 48,613,073,263.89/252,624.40
  6. Step 6: Final answer
    x = 192,432.22

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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.