Home / 93,971.32-129,679.32-51,529.48

Finding the Fourth Proportional to 93,971.32, 129,679.32 and 51,529.48

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Solution

The fourth proportional to 93,971.32, 129,679.32 and 51,529.48 is: 71,110.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,971.32 : 129,679.32 = 51,529.48 : x
  2. Step 2: Convert to fraction form
    93,971.32/129,679.32 = 51,529.48/x
  3. Step 3: Cross multiply
    93,971.32x = 129,679.32 × 51,529.48
  4. Step 4: Simplify right side
    93,971.32x = 6,682,307,926.35
  5. Step 5: Solve for x
    x = 6,682,307,926.35/93,971.32
  6. Step 6: Final answer
    x = 71,110.08

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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.