Home / 336,526.03-505,121.57-147,117.12

Finding the Fourth Proportional to 336,526.03, 505,121.57 and 147,117.12

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Solution

The fourth proportional to 336,526.03, 505,121.57 and 147,117.12 is: 220,821.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,526.03 : 505,121.57 = 147,117.12 : x
  2. Step 2: Convert to fraction form
    336,526.03/505,121.57 = 147,117.12/x
  3. Step 3: Cross multiply
    336,526.03x = 505,121.57 × 147,117.12
  4. Step 4: Simplify right side
    336,526.03x = 74,312,028,550.18
  5. Step 5: Solve for x
    x = 74,312,028,550.18/336,526.03
  6. Step 6: Final answer
    x = 220,821.04

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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.