Home / 93,964.17-129,678.66-51,530.88

Finding the Fourth Proportional to 93,964.17, 129,678.66 and 51,530.88

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Solution

The fourth proportional to 93,964.17, 129,678.66 and 51,530.88 is: 71,117.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,964.17 : 129,678.66 = 51,530.88 : x
  2. Step 2: Convert to fraction form
    93,964.17/129,678.66 = 51,530.88/x
  3. Step 3: Cross multiply
    93,964.17x = 129,678.66 × 51,530.88
  4. Step 4: Simplify right side
    93,964.17x = 6,682,455,467.02
  5. Step 5: Solve for x
    x = 6,682,455,467.02/93,964.17
  6. Step 6: Final answer
    x = 71,117.06

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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.