Home / 143,313.70-214,711.35-116,875.30

Finding the Fourth Proportional to 143,313.70, 214,711.35 and 116,875.30

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Solution

The fourth proportional to 143,313.70, 214,711.35 and 116,875.30 is: 175,101.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,313.70 : 214,711.35 = 116,875.30 : x
  2. Step 2: Convert to fraction form
    143,313.70/214,711.35 = 116,875.30/x
  3. Step 3: Cross multiply
    143,313.70x = 214,711.35 × 116,875.30
  4. Step 4: Simplify right side
    143,313.70x = 25,094,453,444.66
  5. Step 5: Solve for x
    x = 25,094,453,444.66/143,313.70
  6. Step 6: Final answer
    x = 175,101.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.