Home / 282,500.49-423,751.43-69,269.34

Finding the Fourth Proportional to 282,500.49, 423,751.43 and 69,269.34

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Solution

The fourth proportional to 282,500.49, 423,751.43 and 69,269.34 is: 103,904.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,500.49 : 423,751.43 = 69,269.34 : x
  2. Step 2: Convert to fraction form
    282,500.49/423,751.43 = 69,269.34/x
  3. Step 3: Cross multiply
    282,500.49x = 423,751.43 × 69,269.34
  4. Step 4: Simplify right side
    282,500.49x = 29,352,981,533.81
  5. Step 5: Solve for x
    x = 29,352,981,533.81/282,500.49
  6. Step 6: Final answer
    x = 103,904.18

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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.