Home / 150,302.67-207,421.41-82,322.51

Finding the Fourth Proportional to 150,302.67, 207,421.41 and 82,322.51

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Solution

The fourth proportional to 150,302.67, 207,421.41 and 82,322.51 is: 113,607.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,302.67 : 207,421.41 = 82,322.51 : x
  2. Step 2: Convert to fraction form
    150,302.67/207,421.41 = 82,322.51/x
  3. Step 3: Cross multiply
    150,302.67x = 207,421.41 × 82,322.51
  4. Step 4: Simplify right side
    150,302.67x = 17,075,450,061.83
  5. Step 5: Solve for x
    x = 17,075,450,061.83/150,302.67
  6. Step 6: Final answer
    x = 113,607.10

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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.