Home / 93,986.65-129,701.73-51,545.44

Finding the Fourth Proportional to 93,986.65, 129,701.73 and 51,545.44

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Solution

The fourth proportional to 93,986.65, 129,701.73 and 51,545.44 is: 71,132.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,986.65 : 129,701.73 = 51,545.44 : x
  2. Step 2: Convert to fraction form
    93,986.65/129,701.73 = 51,545.44/x
  3. Step 3: Cross multiply
    93,986.65x = 129,701.73 × 51,545.44
  4. Step 4: Simplify right side
    93,986.65x = 6,685,532,741.61
  5. Step 5: Solve for x
    x = 6,685,532,741.61/93,986.65
  6. Step 6: Final answer
    x = 71,132.79

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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.