Home / 93,845.40-129,506.70-51,404.64

Finding the Fourth Proportional to 93,845.40, 129,506.70 and 51,404.64

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Solution

The fourth proportional to 93,845.40, 129,506.70 and 51,404.64 is: 70,938.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,845.40 : 129,506.70 = 51,404.64 : x
  2. Step 2: Convert to fraction form
    93,845.40/129,506.70 = 51,404.64/x
  3. Step 3: Cross multiply
    93,845.40x = 129,506.70 × 51,404.64
  4. Step 4: Simplify right side
    93,845.40x = 6,657,245,291.09
  5. Step 5: Solve for x
    x = 6,657,245,291.09/93,845.40
  6. Step 6: Final answer
    x = 70,938.43

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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.