Home / 216,326.04-324,507.51-56,423.22

Finding the Fourth Proportional to 216,326.04, 324,507.51 and 56,423.22

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Solution

The fourth proportional to 216,326.04, 324,507.51 and 56,423.22 is: 84,639.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,326.04 : 324,507.51 = 56,423.22 : x
  2. Step 2: Convert to fraction form
    216,326.04/324,507.51 = 56,423.22/x
  3. Step 3: Cross multiply
    216,326.04x = 324,507.51 × 56,423.22
  4. Step 4: Simplify right side
    216,326.04x = 18,309,758,628.38
  5. Step 5: Solve for x
    x = 18,309,758,628.38/216,326.04
  6. Step 6: Final answer
    x = 84,639.64

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1.5x scale

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.