Home / 104,336.53-143,987.67-59,013.63

Finding the Fourth Proportional to 104,336.53, 143,987.67 and 59,013.63

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Solution

The fourth proportional to 104,336.53, 143,987.67 and 59,013.63 is: 81,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,336.53 : 143,987.67 = 59,013.63 : x
  2. Step 2: Convert to fraction form
    104,336.53/143,987.67 = 59,013.63/x
  3. Step 3: Cross multiply
    104,336.53x = 143,987.67 × 59,013.63
  4. Step 4: Simplify right side
    104,336.53x = 8,497,235,081.94
  5. Step 5: Solve for x
    x = 8,497,235,081.94/104,336.53
  6. Step 6: Final answer
    x = 81,440.65

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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.