Home / 92,763.05-139,133.23-39,476.50

Finding the Fourth Proportional to 92,763.05, 139,133.23 and 39,476.50

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Solution

The fourth proportional to 92,763.05, 139,133.23 and 39,476.50 is: 59,209.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,763.05 : 139,133.23 = 39,476.50 : x
  2. Step 2: Convert to fraction form
    92,763.05/139,133.23 = 39,476.50/x
  3. Step 3: Cross multiply
    92,763.05x = 139,133.23 × 39,476.50
  4. Step 4: Simplify right side
    92,763.05x = 5,492,492,507.57
  5. Step 5: Solve for x
    x = 5,492,492,507.57/92,763.05
  6. Step 6: Final answer
    x = 59,209.92

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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.