Home / 136,047.77-204,073.71-51,812.59

Finding the Fourth Proportional to 136,047.77, 204,073.71 and 51,812.59

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Solution

The fourth proportional to 136,047.77, 204,073.71 and 51,812.59 is: 77,719.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,047.77 : 204,073.71 = 51,812.59 : x
  2. Step 2: Convert to fraction form
    136,047.77/204,073.71 = 51,812.59/x
  3. Step 3: Cross multiply
    136,047.77x = 204,073.71 × 51,812.59
  4. Step 4: Simplify right side
    136,047.77x = 10,573,587,526.80
  5. Step 5: Solve for x
    x = 10,573,587,526.80/136,047.77
  6. Step 6: Final answer
    x = 77,719.67

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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.