Home / 102,070.07-140,811.23-59,609.87

Finding the Fourth Proportional to 102,070.07, 140,811.23 and 59,609.87

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Solution

The fourth proportional to 102,070.07, 140,811.23 and 59,609.87 is: 82,235.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,070.07 : 140,811.23 = 59,609.87 : x
  2. Step 2: Convert to fraction form
    102,070.07/140,811.23 = 59,609.87/x
  3. Step 3: Cross multiply
    102,070.07x = 140,811.23 × 59,609.87
  4. Step 4: Simplify right side
    102,070.07x = 8,393,738,559.81
  5. Step 5: Solve for x
    x = 8,393,738,559.81/102,070.07
  6. Step 6: Final answer
    x = 82,235.07

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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.