Home / 64,166.76-88,574.44-57,440.22

Finding the Fourth Proportional to 64,166.76, 88,574.44 and 57,440.22

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Solution

The fourth proportional to 64,166.76, 88,574.44 and 57,440.22 is: 79,289.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,166.76 : 88,574.44 = 57,440.22 : x
  2. Step 2: Convert to fraction form
    64,166.76/88,574.44 = 57,440.22/x
  3. Step 3: Cross multiply
    64,166.76x = 88,574.44 × 57,440.22
  4. Step 4: Simplify right side
    64,166.76x = 5,087,735,319.98
  5. Step 5: Solve for x
    x = 5,087,735,319.98/64,166.76
  6. Step 6: Final answer
    x = 79,289.27

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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.