Home / 76,957.04-106,199.88-43,422.32

Finding the Fourth Proportional to 76,957.04, 106,199.88 and 43,422.32

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Solution

The fourth proportional to 76,957.04, 106,199.88 and 43,422.32 is: 59,922.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,957.04 : 106,199.88 = 43,422.32 : x
  2. Step 2: Convert to fraction form
    76,957.04/106,199.88 = 43,422.32/x
  3. Step 3: Cross multiply
    76,957.04x = 106,199.88 × 43,422.32
  4. Step 4: Simplify right side
    76,957.04x = 4,611,445,173.32
  5. Step 5: Solve for x
    x = 4,611,445,173.32/76,957.04
  6. Step 6: Final answer
    x = 59,922.33

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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.