Home / 141,529.06-212,295.72-36,345.70

Finding the Fourth Proportional to 141,529.06, 212,295.72 and 36,345.70

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Solution

The fourth proportional to 141,529.06, 212,295.72 and 36,345.70 is: 54,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,529.06 : 212,295.72 = 36,345.70 : x
  2. Step 2: Convert to fraction form
    141,529.06/212,295.72 = 36,345.70/x
  3. Step 3: Cross multiply
    141,529.06x = 212,295.72 × 36,345.70
  4. Step 4: Simplify right side
    141,529.06x = 7,716,036,550.40
  5. Step 5: Solve for x
    x = 7,716,036,550.40/141,529.06
  6. Step 6: Final answer
    x = 54,519.10

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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.