Home / 282,547.29-423,824.22-82,871.66

Finding the Fourth Proportional to 282,547.29, 423,824.22 and 82,871.66

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Solution

The fourth proportional to 282,547.29, 423,824.22 and 82,871.66 is: 124,308.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,547.29 : 423,824.22 = 82,871.66 : x
  2. Step 2: Convert to fraction form
    282,547.29/423,824.22 = 82,871.66/x
  3. Step 3: Cross multiply
    282,547.29x = 423,824.22 × 82,871.66
  4. Step 4: Simplify right side
    282,547.29x = 35,123,014,333.31
  5. Step 5: Solve for x
    x = 35,123,014,333.31/282,547.29
  6. Step 6: Final answer
    x = 124,308.45

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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.