Home / 71,729.67-99,057.95-59,107.93

Finding the Fourth Proportional to 71,729.67, 99,057.95 and 59,107.93

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Solution

The fourth proportional to 71,729.67, 99,057.95 and 59,107.93 is: 81,627.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,729.67 : 99,057.95 = 59,107.93 : x
  2. Step 2: Convert to fraction form
    71,729.67/99,057.95 = 59,107.93/x
  3. Step 3: Cross multiply
    71,729.67x = 99,057.95 × 59,107.93
  4. Step 4: Simplify right side
    71,729.67x = 5,855,110,374.54
  5. Step 5: Solve for x
    x = 5,855,110,374.54/71,729.67
  6. Step 6: Final answer
    x = 81,627.45

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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.