Home / 188,398.08-282,598.68-55,280.52

Finding the Fourth Proportional to 188,398.08, 282,598.68 and 55,280.52

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Solution

The fourth proportional to 188,398.08, 282,598.68 and 55,280.52 is: 82,921.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,398.08 : 282,598.68 = 55,280.52 : x
  2. Step 2: Convert to fraction form
    188,398.08/282,598.68 = 55,280.52/x
  3. Step 3: Cross multiply
    188,398.08x = 282,598.68 × 55,280.52
  4. Step 4: Simplify right side
    188,398.08x = 15,622,201,981.71
  5. Step 5: Solve for x
    x = 15,622,201,981.71/188,398.08
  6. Step 6: Final answer
    x = 82,921.24

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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.