Home / 71,127.14-98,032.05-51,975.62

Finding the Fourth Proportional to 71,127.14, 98,032.05 and 51,975.62

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Solution

The fourth proportional to 71,127.14, 98,032.05 and 51,975.62 is: 71,636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,127.14 : 98,032.05 = 51,975.62 : x
  2. Step 2: Convert to fraction form
    71,127.14/98,032.05 = 51,975.62/x
  3. Step 3: Cross multiply
    71,127.14x = 98,032.05 × 51,975.62
  4. Step 4: Simplify right side
    71,127.14x = 5,095,276,578.62
  5. Step 5: Solve for x
    x = 5,095,276,578.62/71,127.14
  6. Step 6: Final answer
    x = 71,636.18

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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.