Home / 155,539.28-232,935.16-88,777

Finding the Fourth Proportional to 155,539.28, 232,935.16 and 88,777

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Solution

The fourth proportional to 155,539.28, 232,935.16 and 88,777 is: 132,952.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,539.28 : 232,935.16 = 88,777 : x
  2. Step 2: Convert to fraction form
    155,539.28/232,935.16 = 88,777/x
  3. Step 3: Cross multiply
    155,539.28x = 232,935.16 × 88,777
  4. Step 4: Simplify right side
    155,539.28x = 20,679,284,699.32
  5. Step 5: Solve for x
    x = 20,679,284,699.32/155,539.28
  6. Step 6: Final answer
    x = 132,952.17

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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.