Home / 275,816.63-413,724.95-88,828.13

Finding the Fourth Proportional to 275,816.63, 413,724.95 and 88,828.13

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Solution

The fourth proportional to 275,816.63, 413,724.95 and 88,828.13 is: 133,242.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,816.63 : 413,724.95 = 88,828.13 : x
  2. Step 2: Convert to fraction form
    275,816.63/413,724.95 = 88,828.13/x
  3. Step 3: Cross multiply
    275,816.63x = 413,724.95 × 88,828.13
  4. Step 4: Simplify right side
    275,816.63x = 36,750,411,130.08
  5. Step 5: Solve for x
    x = 36,750,411,130.08/275,816.63
  6. Step 6: Final answer
    x = 133,242.19

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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.