Home / 84,519.04-126,526.02-51,138.22

Finding the Fourth Proportional to 84,519.04, 126,526.02 and 51,138.22

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Solution

The fourth proportional to 84,519.04, 126,526.02 and 51,138.22 is: 76,554.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,519.04 : 126,526.02 = 51,138.22 : x
  2. Step 2: Convert to fraction form
    84,519.04/126,526.02 = 51,138.22/x
  3. Step 3: Cross multiply
    84,519.04x = 126,526.02 × 51,138.22
  4. Step 4: Simplify right side
    84,519.04x = 6,470,315,446.48
  5. Step 5: Solve for x
    x = 6,470,315,446.48/84,519.04
  6. Step 6: Final answer
    x = 76,554.53

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1.5x scale

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.