Home / 143,277.18-214,903.36-48,505.35

Finding the Fourth Proportional to 143,277.18, 214,903.36 and 48,505.35

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Solution

The fourth proportional to 143,277.18, 214,903.36 and 48,505.35 is: 72,753.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,277.18 : 214,903.36 = 48,505.35 : x
  2. Step 2: Convert to fraction form
    143,277.18/214,903.36 = 48,505.35/x
  3. Step 3: Cross multiply
    143,277.18x = 214,903.36 × 48,505.35
  4. Step 4: Simplify right side
    143,277.18x = 10,423,963,559.50
  5. Step 5: Solve for x
    x = 10,423,963,559.50/143,277.18
  6. Step 6: Final answer
    x = 72,753.83

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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.