Home / 93,642.63-129,226.82-51,201.15

Finding the Fourth Proportional to 93,642.63, 129,226.82 and 51,201.15

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Solution

The fourth proportional to 93,642.63, 129,226.82 and 51,201.15 is: 70,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,642.63 : 129,226.82 = 51,201.15 : x
  2. Step 2: Convert to fraction form
    93,642.63/129,226.82 = 51,201.15/x
  3. Step 3: Cross multiply
    93,642.63x = 129,226.82 × 51,201.15
  4. Step 4: Simplify right side
    93,642.63x = 6,616,561,538.84
  5. Step 5: Solve for x
    x = 6,616,561,538.84/93,642.63
  6. Step 6: Final answer
    x = 70,657.58

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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.