Home / 51,035.13-76,554.27-42,219.27

Finding the Fourth Proportional to 51,035.13, 76,554.27 and 42,219.27

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Solution

The fourth proportional to 51,035.13, 76,554.27 and 42,219.27 is: 63,330.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,035.13 : 76,554.27 = 42,219.27 : x
  2. Step 2: Convert to fraction form
    51,035.13/76,554.27 = 42,219.27/x
  3. Step 3: Cross multiply
    51,035.13x = 76,554.27 × 42,219.27
  4. Step 4: Simplify right side
    51,035.13x = 3,232,065,394.78
  5. Step 5: Solve for x
    x = 3,232,065,394.78/51,035.13
  6. Step 6: Final answer
    x = 63,330.21

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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.