Home / 150,306.53-207,420.93-82,323.47

Finding the Fourth Proportional to 150,306.53, 207,420.93 and 82,323.47

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Solution

The fourth proportional to 150,306.53, 207,420.93 and 82,323.47 is: 113,605.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,306.53 : 207,420.93 = 82,323.47 : x
  2. Step 2: Convert to fraction form
    150,306.53/207,420.93 = 82,323.47/x
  3. Step 3: Cross multiply
    150,306.53x = 207,420.93 × 82,323.47
  4. Step 4: Simplify right side
    150,306.53x = 17,075,610,708.23
  5. Step 5: Solve for x
    x = 17,075,610,708.23/150,306.53
  6. Step 6: Final answer
    x = 113,605.25

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1.5x scale

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.