Home / 282,716.56-423,465.81-132,732.10

Finding the Fourth Proportional to 282,716.56, 423,465.81 and 132,732.10

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Solution

The fourth proportional to 282,716.56, 423,465.81 and 132,732.10 is: 198,812.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,716.56 : 423,465.81 = 132,732.10 : x
  2. Step 2: Convert to fraction form
    282,716.56/423,465.81 = 132,732.10/x
  3. Step 3: Cross multiply
    282,716.56x = 423,465.81 × 132,732.10
  4. Step 4: Simplify right side
    282,716.56x = 56,207,506,271.09
  5. Step 5: Solve for x
    x = 56,207,506,271.09/282,716.56
  6. Step 6: Final answer
    x = 198,812.22

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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.