Home / 86,594.50-129,516.49-50,970.93

Finding the Fourth Proportional to 86,594.50, 129,516.49 and 50,970.93

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Solution

The fourth proportional to 86,594.50, 129,516.49 and 50,970.93 is: 76,235.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,594.50 : 129,516.49 = 50,970.93 : x
  2. Step 2: Convert to fraction form
    86,594.50/129,516.49 = 50,970.93/x
  3. Step 3: Cross multiply
    86,594.50x = 129,516.49 × 50,970.93
  4. Step 4: Simplify right side
    86,594.50x = 6,601,575,945.64
  5. Step 5: Solve for x
    x = 6,601,575,945.64/86,594.50
  6. Step 6: Final answer
    x = 76,235.51

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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.