Home / 64,125.74-88,518.22-57,399.50

Finding the Fourth Proportional to 64,125.74, 88,518.22 and 57,399.50

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Solution

The fourth proportional to 64,125.74, 88,518.22 and 57,399.50 is: 79,233.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,125.74 : 88,518.22 = 57,399.50 : x
  2. Step 2: Convert to fraction form
    64,125.74/88,518.22 = 57,399.50/x
  3. Step 3: Cross multiply
    64,125.74x = 88,518.22 × 57,399.50
  4. Step 4: Simplify right side
    64,125.74x = 5,080,901,646.69
  5. Step 5: Solve for x
    x = 5,080,901,646.69/64,125.74
  6. Step 6: Final answer
    x = 79,233.42

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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.