Home / 93,976.61-129,690.72-51,535.04

Finding the Fourth Proportional to 93,976.61, 129,690.72 and 51,535.04

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Solution

The fourth proportional to 93,976.61, 129,690.72 and 51,535.04 is: 71,120.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,976.61 : 129,690.72 = 51,535.04 : x
  2. Step 2: Convert to fraction form
    93,976.61/129,690.72 = 51,535.04/x
  3. Step 3: Cross multiply
    93,976.61x = 129,690.72 × 51,535.04
  4. Step 4: Simplify right side
    93,976.61x = 6,683,615,794.38
  5. Step 5: Solve for x
    x = 6,683,615,794.38/93,976.61
  6. Step 6: Final answer
    x = 71,120.00

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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.