Home / 134,477.70-201,716.55-40,988.10

Finding the Fourth Proportional to 134,477.70, 201,716.55 and 40,988.10

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Solution

The fourth proportional to 134,477.70, 201,716.55 and 40,988.10 is: 61,482.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,477.70 : 201,716.55 = 40,988.10 : x
  2. Step 2: Convert to fraction form
    134,477.70/201,716.55 = 40,988.10/x
  3. Step 3: Cross multiply
    134,477.70x = 201,716.55 × 40,988.10
  4. Step 4: Simplify right side
    134,477.70x = 8,267,978,123.06
  5. Step 5: Solve for x
    x = 8,267,978,123.06/134,477.70
  6. Step 6: Final answer
    x = 61,482.15

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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.