Home / 48,565.35-72,772.43-30,758.45

Finding the Fourth Proportional to 48,565.35, 72,772.43 and 30,758.45

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Solution

The fourth proportional to 48,565.35, 72,772.43 and 30,758.45 is: 46,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,565.35 : 72,772.43 = 30,758.45 : x
  2. Step 2: Convert to fraction form
    48,565.35/72,772.43 = 30,758.45/x
  3. Step 3: Cross multiply
    48,565.35x = 72,772.43 × 30,758.45
  4. Step 4: Simplify right side
    48,565.35x = 2,238,366,631.88
  5. Step 5: Solve for x
    x = 2,238,366,631.88/48,565.35
  6. Step 6: Final answer
    x = 46,089.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.