Home / 76,948.62-106,175.94-42,955.35

Finding the Fourth Proportional to 76,948.62, 106,175.94 and 42,955.35

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Solution

The fourth proportional to 76,948.62, 106,175.94 and 42,955.35 is: 59,271.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,948.62 : 106,175.94 = 42,955.35 : x
  2. Step 2: Convert to fraction form
    76,948.62/106,175.94 = 42,955.35/x
  3. Step 3: Cross multiply
    76,948.62x = 106,175.94 × 42,955.35
  4. Step 4: Simplify right side
    76,948.62x = 4,560,824,664.28
  5. Step 5: Solve for x
    x = 4,560,824,664.28/76,948.62
  6. Step 6: Final answer
    x = 59,271.04

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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.