Home / 64,132.60-88,527.73-57,406.36

Finding the Fourth Proportional to 64,132.60, 88,527.73 and 57,406.36

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Solution

The fourth proportional to 64,132.60, 88,527.73 and 57,406.36 is: 79,242.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,132.60 : 88,527.73 = 57,406.36 : x
  2. Step 2: Convert to fraction form
    64,132.60/88,527.73 = 57,406.36/x
  3. Step 3: Cross multiply
    64,132.60x = 88,527.73 × 57,406.36
  4. Step 4: Simplify right side
    64,132.60x = 5,082,054,152.21
  5. Step 5: Solve for x
    x = 5,082,054,152.21/64,132.60
  6. Step 6: Final answer
    x = 79,242.92

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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.