Home / 141,878.58-212,687.16-48,319.26

Finding the Fourth Proportional to 141,878.58, 212,687.16 and 48,319.26

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Solution

The fourth proportional to 141,878.58, 212,687.16 and 48,319.26 is: 72,434.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,878.58 : 212,687.16 = 48,319.26 : x
  2. Step 2: Convert to fraction form
    141,878.58/212,687.16 = 48,319.26/x
  3. Step 3: Cross multiply
    141,878.58x = 212,687.16 × 48,319.26
  4. Step 4: Simplify right side
    141,878.58x = 10,276,886,182.70
  5. Step 5: Solve for x
    x = 10,276,886,182.70/141,878.58
  6. Step 6: Final answer
    x = 72,434.37

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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.