Home / 282,550.79-423,829.47-82,875.16

Finding the Fourth Proportional to 282,550.79, 423,829.47 and 82,875.16

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Solution

The fourth proportional to 282,550.79, 423,829.47 and 82,875.16 is: 124,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,550.79 : 423,829.47 = 82,875.16 : x
  2. Step 2: Convert to fraction form
    282,550.79/423,829.47 = 82,875.16/x
  3. Step 3: Cross multiply
    282,550.79x = 423,829.47 × 82,875.16
  4. Step 4: Simplify right side
    282,550.79x = 35,124,935,138.97
  5. Step 5: Solve for x
    x = 35,124,935,138.97/282,550.79
  6. Step 6: Final answer
    x = 124,313.70

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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.