Home / 141,434.75-212,106.90-46,647.20

Finding the Fourth Proportional to 141,434.75, 212,106.90 and 46,647.20

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Solution

The fourth proportional to 141,434.75, 212,106.90 and 46,647.20 is: 69,955.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,434.75 : 212,106.90 = 46,647.20 : x
  2. Step 2: Convert to fraction form
    141,434.75/212,106.90 = 46,647.20/x
  3. Step 3: Cross multiply
    141,434.75x = 212,106.90 × 46,647.20
  4. Step 4: Simplify right side
    141,434.75x = 9,894,192,985.68
  5. Step 5: Solve for x
    x = 9,894,192,985.68/141,434.75
  6. Step 6: Final answer
    x = 69,955.88

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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.