Home / 93,585.91-129,148.61-51,144.44

Finding the Fourth Proportional to 93,585.91, 129,148.61 and 51,144.44

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Solution

The fourth proportional to 93,585.91, 129,148.61 and 51,144.44 is: 70,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,585.91 : 129,148.61 = 51,144.44 : x
  2. Step 2: Convert to fraction form
    93,585.91/129,148.61 = 51,144.44/x
  3. Step 3: Cross multiply
    93,585.91x = 129,148.61 × 51,144.44
  4. Step 4: Simplify right side
    93,585.91x = 6,605,232,433.76
  5. Step 5: Solve for x
    x = 6,605,232,433.76/93,585.91
  6. Step 6: Final answer
    x = 70,579.35

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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.