Home / 149,433.81-224,028.55-69,521.59

Finding the Fourth Proportional to 149,433.81, 224,028.55 and 69,521.59

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Solution

The fourth proportional to 149,433.81, 224,028.55 and 69,521.59 is: 104,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,433.81 : 224,028.55 = 69,521.59 : x
  2. Step 2: Convert to fraction form
    149,433.81/224,028.55 = 69,521.59/x
  3. Step 3: Cross multiply
    149,433.81x = 224,028.55 × 69,521.59
  4. Step 4: Simplify right side
    149,433.81x = 15,574,821,001.39
  5. Step 5: Solve for x
    x = 15,574,821,001.39/149,433.81
  6. Step 6: Final answer
    x = 104,225.55

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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.