Home / 93,712.83-129,326.78-51,270.39

Finding the Fourth Proportional to 93,712.83, 129,326.78 and 51,270.39

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Solution

The fourth proportional to 93,712.83, 129,326.78 and 51,270.39 is: 70,754.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,712.83 : 129,326.78 = 51,270.39 : x
  2. Step 2: Convert to fraction form
    93,712.83/129,326.78 = 51,270.39/x
  3. Step 3: Cross multiply
    93,712.83x = 129,326.78 × 51,270.39
  4. Step 4: Simplify right side
    93,712.83x = 6,630,633,929.59
  5. Step 5: Solve for x
    x = 6,630,633,929.59/93,712.83
  6. Step 6: Final answer
    x = 70,754.82

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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.