Home / 67,970,172.40-101,955,258.60-61,167,727.60

Finding the Fourth Proportional to 67,970,172.40, 101,955,258.60 and 61,167,727.60

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Solution

The fourth proportional to 67,970,172.40, 101,955,258.60 and 61,167,727.60 is: 91,751,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,970,172.40 : 101,955,258.60 = 61,167,727.60 : x
  2. Step 2: Convert to fraction form
    67,970,172.40/101,955,258.60 = 61,167,727.60/x
  3. Step 3: Cross multiply
    67,970,172.40x = 101,955,258.60 × 61,167,727.60
  4. Step 4: Simplify right side
    67,970,172.40x = 6,236,371,485,432,357
  5. Step 5: Solve for x
    x = 6,236,371,485,432,357/67,970,172.40
  6. Step 6: Final answer
    x = 91,751,591.40

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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.