Home / 102,944.40-142,051.32-57,624.84

Finding the Fourth Proportional to 102,944.40, 142,051.32 and 57,624.84

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Solution

The fourth proportional to 102,944.40, 142,051.32 and 57,624.84 is: 79,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,944.40 : 142,051.32 = 57,624.84 : x
  2. Step 2: Convert to fraction form
    102,944.40/142,051.32 = 57,624.84/x
  3. Step 3: Cross multiply
    102,944.40x = 142,051.32 × 57,624.84
  4. Step 4: Simplify right side
    102,944.40x = 8,185,684,586.79
  5. Step 5: Solve for x
    x = 8,185,684,586.79/102,944.40
  6. Step 6: Final answer
    x = 79,515.59

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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.