Home / 90,053.25-124,275.97-49,769.62

Finding the Fourth Proportional to 90,053.25, 124,275.97 and 49,769.62

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Solution

The fourth proportional to 90,053.25, 124,275.97 and 49,769.62 is: 68,683.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,053.25 : 124,275.97 = 49,769.62 : x
  2. Step 2: Convert to fraction form
    90,053.25/124,275.97 = 49,769.62/x
  3. Step 3: Cross multiply
    90,053.25x = 124,275.97 × 49,769.62
  4. Step 4: Simplify right side
    90,053.25x = 6,185,167,802.03
  5. Step 5: Solve for x
    x = 6,185,167,802.03/90,053.25
  6. Step 6: Final answer
    x = 68,683.45

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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.