Home / 80,526.48-111,124.41-44,715.57

Finding the Fourth Proportional to 80,526.48, 111,124.41 and 44,715.57

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Solution

The fourth proportional to 80,526.48, 111,124.41 and 44,715.57 is: 61,706.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,526.48 : 111,124.41 = 44,715.57 : x
  2. Step 2: Convert to fraction form
    80,526.48/111,124.41 = 44,715.57/x
  3. Step 3: Cross multiply
    80,526.48x = 111,124.41 × 44,715.57
  4. Step 4: Simplify right side
    80,526.48x = 4,968,991,334.06
  5. Step 5: Solve for x
    x = 4,968,991,334.06/80,526.48
  6. Step 6: Final answer
    x = 61,706.30

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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.