Home / 141,633.60-212,450.40-43,124.80

Finding the Fourth Proportional to 141,633.60, 212,450.40 and 43,124.80

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Solution

The fourth proportional to 141,633.60, 212,450.40 and 43,124.80 is: 64,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,633.60 : 212,450.40 = 43,124.80 : x
  2. Step 2: Convert to fraction form
    141,633.60/212,450.40 = 43,124.80/x
  3. Step 3: Cross multiply
    141,633.60x = 212,450.40 × 43,124.80
  4. Step 4: Simplify right side
    141,633.60x = 9,161,881,009.92
  5. Step 5: Solve for x
    x = 9,161,881,009.92/141,633.60
  6. Step 6: Final answer
    x = 64,687.20

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1.5x scale

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.