Home / 93,889.32-129,565.62-51,447.48

Finding the Fourth Proportional to 93,889.32, 129,565.62 and 51,447.48

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Solution

The fourth proportional to 93,889.32, 129,565.62 and 51,447.48 is: 70,996.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,889.32 : 129,565.62 = 51,447.48 : x
  2. Step 2: Convert to fraction form
    93,889.32/129,565.62 = 51,447.48/x
  3. Step 3: Cross multiply
    93,889.32x = 129,565.62 × 51,447.48
  4. Step 4: Simplify right side
    93,889.32x = 6,665,824,643.64
  5. Step 5: Solve for x
    x = 6,665,824,643.64/93,889.32
  6. Step 6: Final answer
    x = 70,996.62

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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.