Home / 58,153.45-80,260.60-35,505.65

Finding the Fourth Proportional to 58,153.45, 80,260.60 and 35,505.65

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Solution

The fourth proportional to 58,153.45, 80,260.60 and 35,505.65 is: 49,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,153.45 : 80,260.60 = 35,505.65 : x
  2. Step 2: Convert to fraction form
    58,153.45/80,260.60 = 35,505.65/x
  3. Step 3: Cross multiply
    58,153.45x = 80,260.60 × 35,505.65
  4. Step 4: Simplify right side
    58,153.45x = 2,849,704,772.39
  5. Step 5: Solve for x
    x = 2,849,704,772.39/58,153.45
  6. Step 6: Final answer
    x = 49,003.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.