Home / 93,948.04-129,654.84-51,509.31

Finding the Fourth Proportional to 93,948.04, 129,654.84 and 51,509.31

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Solution

The fourth proportional to 93,948.04, 129,654.84 and 51,509.31 is: 71,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,948.04 : 129,654.84 = 51,509.31 : x
  2. Step 2: Convert to fraction form
    93,948.04/129,654.84 = 51,509.31/x
  3. Step 3: Cross multiply
    93,948.04x = 129,654.84 × 51,509.31
  4. Step 4: Simplify right side
    93,948.04x = 6,678,431,346.56
  5. Step 5: Solve for x
    x = 6,678,431,346.56/93,948.04
  6. Step 6: Final answer
    x = 71,086.44

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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.