Home / 140,975.40-211,463.10-88,444.20

Finding the Fourth Proportional to 140,975.40, 211,463.10 and 88,444.20

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Solution

The fourth proportional to 140,975.40, 211,463.10 and 88,444.20 is: 132,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,975.40 : 211,463.10 = 88,444.20 : x
  2. Step 2: Convert to fraction form
    140,975.40/211,463.10 = 88,444.20/x
  3. Step 3: Cross multiply
    140,975.40x = 211,463.10 × 88,444.20
  4. Step 4: Simplify right side
    140,975.40x = 18,702,684,709.02
  5. Step 5: Solve for x
    x = 18,702,684,709.02/140,975.40
  6. Step 6: Final answer
    x = 132,666.30

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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.