Home / 358,571.48-537,731.82-105,784.83

Finding the Fourth Proportional to 358,571.48, 537,731.82 and 105,784.83

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Solution

The fourth proportional to 358,571.48, 537,731.82 and 105,784.83 is: 158,640.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,571.48 : 537,731.82 = 105,784.83 : x
  2. Step 2: Convert to fraction form
    358,571.48/537,731.82 = 105,784.83/x
  3. Step 3: Cross multiply
    358,571.48x = 537,731.82 × 105,784.83
  4. Step 4: Simplify right side
    358,571.48x = 56,883,869,164.29
  5. Step 5: Solve for x
    x = 56,883,869,164.29/358,571.48
  6. Step 6: Final answer
    x = 158,640.25

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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.