Home / 45,802.92-68,587.75-30,173.16

Finding the Fourth Proportional to 45,802.92, 68,587.75 and 30,173.16

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Solution

The fourth proportional to 45,802.92, 68,587.75 and 30,173.16 is: 45,182.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,802.92 : 68,587.75 = 30,173.16 : x
  2. Step 2: Convert to fraction form
    45,802.92/68,587.75 = 30,173.16/x
  3. Step 3: Cross multiply
    45,802.92x = 68,587.75 × 30,173.16
  4. Step 4: Simplify right side
    45,802.92x = 2,069,509,279.99
  5. Step 5: Solve for x
    x = 2,069,509,279.99/45,802.92
  6. Step 6: Final answer
    x = 45,182.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.