Home / 93,974.48-129,685.60-51,532.64

Finding the Fourth Proportional to 93,974.48, 129,685.60 and 51,532.64

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Solution

The fourth proportional to 93,974.48, 129,685.60 and 51,532.64 is: 71,115.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,974.48 : 129,685.60 = 51,532.64 : x
  2. Step 2: Convert to fraction form
    93,974.48/129,685.60 = 51,532.64/x
  3. Step 3: Cross multiply
    93,974.48x = 129,685.60 × 51,532.64
  4. Step 4: Simplify right side
    93,974.48x = 6,683,041,337.98
  5. Step 5: Solve for x
    x = 6,683,041,337.98/93,974.48
  6. Step 6: Final answer
    x = 71,115.49

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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.