Home / 64,442.28-88,928.01-35,763.20

Finding the Fourth Proportional to 64,442.28, 88,928.01 and 35,763.20

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Solution

The fourth proportional to 64,442.28, 88,928.01 and 35,763.20 is: 49,351.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,442.28 : 88,928.01 = 35,763.20 : x
  2. Step 2: Convert to fraction form
    64,442.28/88,928.01 = 35,763.20/x
  3. Step 3: Cross multiply
    64,442.28x = 88,928.01 × 35,763.20
  4. Step 4: Simplify right side
    64,442.28x = 3,180,349,762.59
  5. Step 5: Solve for x
    x = 3,180,349,762.59/64,442.28
  6. Step 6: Final answer
    x = 49,351.91

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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.