Home / 216,340.25-324,510.62-56,416.04

Finding the Fourth Proportional to 216,340.25, 324,510.62 and 56,416.04

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Solution

The fourth proportional to 216,340.25, 324,510.62 and 56,416.04 is: 84,624.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,340.25 : 324,510.62 = 56,416.04 : x
  2. Step 2: Convert to fraction form
    216,340.25/324,510.62 = 56,416.04/x
  3. Step 3: Cross multiply
    216,340.25x = 324,510.62 × 56,416.04
  4. Step 4: Simplify right side
    216,340.25x = 18,307,602,213.71
  5. Step 5: Solve for x
    x = 18,307,602,213.71/216,340.25
  6. Step 6: Final answer
    x = 84,624.12

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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.