Home / 143,266.07-214,898.88-38,085.05

Finding the Fourth Proportional to 143,266.07, 214,898.88 and 38,085.05

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Solution

The fourth proportional to 143,266.07, 214,898.88 and 38,085.05 is: 57,127.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,266.07 : 214,898.88 = 38,085.05 : x
  2. Step 2: Convert to fraction form
    143,266.07/214,898.88 = 38,085.05/x
  3. Step 3: Cross multiply
    143,266.07x = 214,898.88 × 38,085.05
  4. Step 4: Simplify right side
    143,266.07x = 8,184,434,589.74
  5. Step 5: Solve for x
    x = 8,184,434,589.74/143,266.07
  6. Step 6: Final answer
    x = 57,127.52

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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.