Home / 51,185.43-70,603.79-35,242.20

Finding the Fourth Proportional to 51,185.43, 70,603.79 and 35,242.20

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Solution

The fourth proportional to 51,185.43, 70,603.79 and 35,242.20 is: 48,612.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,185.43 : 70,603.79 = 35,242.20 : x
  2. Step 2: Convert to fraction form
    51,185.43/70,603.79 = 35,242.20/x
  3. Step 3: Cross multiply
    51,185.43x = 70,603.79 × 35,242.20
  4. Step 4: Simplify right side
    51,185.43x = 2,488,232,711.73
  5. Step 5: Solve for x
    x = 2,488,232,711.73/51,185.43
  6. Step 6: Final answer
    x = 48,612.13

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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.