Home / 136,516.98-188,387.42-76,094.22

Finding the Fourth Proportional to 136,516.98, 188,387.42 and 76,094.22

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Solution

The fourth proportional to 136,516.98, 188,387.42 and 76,094.22 is: 105,006.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,516.98 : 188,387.42 = 76,094.22 : x
  2. Step 2: Convert to fraction form
    136,516.98/188,387.42 = 76,094.22/x
  3. Step 3: Cross multiply
    136,516.98x = 188,387.42 × 76,094.22
  4. Step 4: Simplify right side
    136,516.98x = 14,335,193,782.71
  5. Step 5: Solve for x
    x = 14,335,193,782.71/136,516.98
  6. Step 6: Final answer
    x = 105,006.67

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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.