Home / 90,086.07-135,151.13-63,483.95

Finding the Fourth Proportional to 90,086.07, 135,151.13 and 63,483.95

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Solution

The fourth proportional to 90,086.07, 135,151.13 and 63,483.95 is: 95,241.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,086.07 : 135,151.13 = 63,483.95 : x
  2. Step 2: Convert to fraction form
    90,086.07/135,151.13 = 63,483.95/x
  3. Step 3: Cross multiply
    90,086.07x = 135,151.13 × 63,483.95
  4. Step 4: Simplify right side
    90,086.07x = 8,579,928,075.95
  5. Step 5: Solve for x
    x = 8,579,928,075.95/90,086.07
  6. Step 6: Final answer
    x = 95,241.45

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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.