Home / 141,785.21-212,719.32-41,948.07

Finding the Fourth Proportional to 141,785.21, 212,719.32 and 41,948.07

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Solution

The fourth proportional to 141,785.21, 212,719.32 and 41,948.07 is: 62,934.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,785.21 : 212,719.32 = 41,948.07 : x
  2. Step 2: Convert to fraction form
    141,785.21/212,719.32 = 41,948.07/x
  3. Step 3: Cross multiply
    141,785.21x = 212,719.32 × 41,948.07
  4. Step 4: Simplify right side
    141,785.21x = 8,923,164,925.71
  5. Step 5: Solve for x
    x = 8,923,164,925.71/141,785.21
  6. Step 6: Final answer
    x = 62,934.39

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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.