Home / 70,924.79-97,865.66-40,711.25

Finding the Fourth Proportional to 70,924.79, 97,865.66 and 40,711.25

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Solution

The fourth proportional to 70,924.79, 97,865.66 and 40,711.25 is: 56,175.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,924.79 : 97,865.66 = 40,711.25 : x
  2. Step 2: Convert to fraction form
    70,924.79/97,865.66 = 40,711.25/x
  3. Step 3: Cross multiply
    70,924.79x = 97,865.66 × 40,711.25
  4. Step 4: Simplify right side
    70,924.79x = 3,984,232,963.12
  5. Step 5: Solve for x
    x = 3,984,232,963.12/70,924.79
  6. Step 6: Final answer
    x = 56,175.47

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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.