Home / 263,117.97-363,074.81-155,692.53

Finding the Fourth Proportional to 263,117.97, 363,074.81 and 155,692.53

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Solution

The fourth proportional to 263,117.97, 363,074.81 and 155,692.53 is: 214,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,117.97 : 363,074.81 = 155,692.53 : x
  2. Step 2: Convert to fraction form
    263,117.97/363,074.81 = 155,692.53/x
  3. Step 3: Cross multiply
    263,117.97x = 363,074.81 × 155,692.53
  4. Step 4: Simplify right side
    263,117.97x = 56,528,034,969.71
  5. Step 5: Solve for x
    x = 56,528,034,969.71/263,117.97
  6. Step 6: Final answer
    x = 214,839.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.