Home / 87,573.65-120,848.42-53,569.44

Finding the Fourth Proportional to 87,573.65, 120,848.42 and 53,569.44

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Solution

The fourth proportional to 87,573.65, 120,848.42 and 53,569.44 is: 73,923.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,573.65 : 120,848.42 = 53,569.44 : x
  2. Step 2: Convert to fraction form
    87,573.65/120,848.42 = 53,569.44/x
  3. Step 3: Cross multiply
    87,573.65x = 120,848.42 × 53,569.44
  4. Step 4: Simplify right side
    87,573.65x = 6,473,782,318.21
  5. Step 5: Solve for x
    x = 6,473,782,318.21/87,573.65
  6. Step 6: Final answer
    x = 73,923.87

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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.