Home / 135,573.34-203,415.75-59,632.78

Finding the Fourth Proportional to 135,573.34, 203,415.75 and 59,632.78

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Solution

The fourth proportional to 135,573.34, 203,415.75 and 59,632.78 is: 89,473.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,573.34 : 203,415.75 = 59,632.78 : x
  2. Step 2: Convert to fraction form
    135,573.34/203,415.75 = 59,632.78/x
  3. Step 3: Cross multiply
    135,573.34x = 203,415.75 × 59,632.78
  4. Step 4: Simplify right side
    135,573.34x = 12,130,246,668.29
  5. Step 5: Solve for x
    x = 12,130,246,668.29/135,573.34
  6. Step 6: Final answer
    x = 89,473.69

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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.