Home / 141,908.11-212,800.47-40,683.87

Finding the Fourth Proportional to 141,908.11, 212,800.47 and 40,683.87

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Solution

The fourth proportional to 141,908.11, 212,800.47 and 40,683.87 is: 61,008.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,908.11 : 212,800.47 = 40,683.87 : x
  2. Step 2: Convert to fraction form
    141,908.11/212,800.47 = 40,683.87/x
  3. Step 3: Cross multiply
    141,908.11x = 212,800.47 × 40,683.87
  4. Step 4: Simplify right side
    141,908.11x = 8,657,546,657.42
  5. Step 5: Solve for x
    x = 8,657,546,657.42/141,908.11
  6. Step 6: Final answer
    x = 61,008.12

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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.